Home / 2,377.28-3,562.54-1,126.54

Finding the Fourth Proportional to 2,377.28, 3,562.54 and 1,126.54

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Solution

The fourth proportional to 2,377.28, 3,562.54 and 1,126.54 is: 1,688.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,377.28 : 3,562.54 = 1,126.54 : x
  2. Step 2: Convert to fraction form
    2,377.28/3,562.54 = 1,126.54/x
  3. Step 3: Cross multiply
    2,377.28x = 3,562.54 × 1,126.54
  4. Step 4: Simplify right side
    2,377.28x = 4,013,343.81
  5. Step 5: Solve for x
    x = 4,013,343.81/2,377.28
  6. Step 6: Final answer
    x = 1,688.21

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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.