Home / 3,772.29-5,660.64-1,580.83

Finding the Fourth Proportional to 3,772.29, 5,660.64 and 1,580.83

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Solution

The fourth proportional to 3,772.29, 5,660.64 and 1,580.83 is: 2,372.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,772.29 : 5,660.64 = 1,580.83 : x
  2. Step 2: Convert to fraction form
    3,772.29/5,660.64 = 1,580.83/x
  3. Step 3: Cross multiply
    3,772.29x = 5,660.64 × 1,580.83
  4. Step 4: Simplify right side
    3,772.29x = 8,948,509.53
  5. Step 5: Solve for x
    x = 8,948,509.53/3,772.29
  6. Step 6: Final answer
    x = 2,372.17

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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.