Home / 4,440.32-6,660.83-1,320.27

Finding the Fourth Proportional to 4,440.32, 6,660.83 and 1,320.27

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Solution

The fourth proportional to 4,440.32, 6,660.83 and 1,320.27 is: 1,980.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,440.32 : 6,660.83 = 1,320.27 : x
  2. Step 2: Convert to fraction form
    4,440.32/6,660.83 = 1,320.27/x
  3. Step 3: Cross multiply
    4,440.32x = 6,660.83 × 1,320.27
  4. Step 4: Simplify right side
    4,440.32x = 8,794,072.35
  5. Step 5: Solve for x
    x = 8,794,072.35/4,440.32
  6. Step 6: Final answer
    x = 1,980.50

Related Problems

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Half scale
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Double scale
Find fourth proportional to 4,441.32, 6,662.33 and 1,321.27
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.