Home / 3,688.98-5,535.96-1,497.78

Finding the Fourth Proportional to 3,688.98, 5,535.96 and 1,497.78

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Solution

The fourth proportional to 3,688.98, 5,535.96 and 1,497.78 is: 2,247.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,688.98 : 5,535.96 = 1,497.78 : x
  2. Step 2: Convert to fraction form
    3,688.98/5,535.96 = 1,497.78/x
  3. Step 3: Cross multiply
    3,688.98x = 5,535.96 × 1,497.78
  4. Step 4: Simplify right side
    3,688.98x = 8,291,650.17
  5. Step 5: Solve for x
    x = 8,291,650.17/3,688.98
  6. Step 6: Final answer
    x = 2,247.68

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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.