Home / 2,545.32-3,816.90-902.28

Finding the Fourth Proportional to 2,545.32, 3,816.90 and 902.28

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Solution

The fourth proportional to 2,545.32, 3,816.90 and 902.28 is: 1,353.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,545.32 : 3,816.90 = 902.28 : x
  2. Step 2: Convert to fraction form
    2,545.32/3,816.90 = 902.28/x
  3. Step 3: Cross multiply
    2,545.32x = 3,816.90 × 902.28
  4. Step 4: Simplify right side
    2,545.32x = 3,443,912.53
  5. Step 5: Solve for x
    x = 3,443,912.53/2,545.32
  6. Step 6: Final answer
    x = 1,353.04

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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.