Home / 4,441.65-6,660.15-1,321.23

Finding the Fourth Proportional to 4,441.65, 6,660.15 and 1,321.23

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Solution

The fourth proportional to 4,441.65, 6,660.15 and 1,321.23 is: 1,981.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,441.65 : 6,660.15 = 1,321.23 : x
  2. Step 2: Convert to fraction form
    4,441.65/6,660.15 = 1,321.23/x
  3. Step 3: Cross multiply
    4,441.65x = 6,660.15 × 1,321.23
  4. Step 4: Simplify right side
    4,441.65x = 8,799,589.98
  5. Step 5: Solve for x
    x = 8,799,589.98/4,441.65
  6. Step 6: Final answer
    x = 1,981.15

Related Problems

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Half scale
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Double scale
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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.