Home / 7,438.52-11,159.60-3,731.56

Finding the Fourth Proportional to 7,438.52, 11,159.60 and 3,731.56

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Solution

The fourth proportional to 7,438.52, 11,159.60 and 3,731.56 is: 5,598.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,438.52 : 11,159.60 = 3,731.56 : x
  2. Step 2: Convert to fraction form
    7,438.52/11,159.60 = 3,731.56/x
  3. Step 3: Cross multiply
    7,438.52x = 11,159.60 × 3,731.56
  4. Step 4: Simplify right side
    7,438.52x = 41,642,716.98
  5. Step 5: Solve for x
    x = 41,642,716.98/7,438.52
  6. Step 6: Final answer
    x = 5,598.25

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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.