Home / 5,037.92-7,557.44-1,340.29

Finding the Fourth Proportional to 5,037.92, 7,557.44 and 1,340.29

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Solution

The fourth proportional to 5,037.92, 7,557.44 and 1,340.29 is: 2,010.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,037.92 : 7,557.44 = 1,340.29 : x
  2. Step 2: Convert to fraction form
    5,037.92/7,557.44 = 1,340.29/x
  3. Step 3: Cross multiply
    5,037.92x = 7,557.44 × 1,340.29
  4. Step 4: Simplify right side
    5,037.92x = 10,129,135.66
  5. Step 5: Solve for x
    x = 10,129,135.66/5,037.92
  6. Step 6: Final answer
    x = 2,010.58

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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.