Home / 4,321.29-6,480.82-1,201.58

Finding the Fourth Proportional to 4,321.29, 6,480.82 and 1,201.58

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Solution

The fourth proportional to 4,321.29, 6,480.82 and 1,201.58 is: 1,802.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,321.29 : 6,480.82 = 1,201.58 : x
  2. Step 2: Convert to fraction form
    4,321.29/6,480.82 = 1,201.58/x
  3. Step 3: Cross multiply
    4,321.29x = 6,480.82 × 1,201.58
  4. Step 4: Simplify right side
    4,321.29x = 7,787,188.29
  5. Step 5: Solve for x
    x = 7,787,188.29/4,321.29
  6. Step 6: Final answer
    x = 1,802.05

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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.