Home / 9,089.91-13,631.31-3,542.52

Finding the Fourth Proportional to 9,089.91, 13,631.31 and 3,542.52

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Solution

The fourth proportional to 9,089.91, 13,631.31 and 3,542.52 is: 5,312.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,089.91 : 13,631.31 = 3,542.52 : x
  2. Step 2: Convert to fraction form
    9,089.91/13,631.31 = 3,542.52/x
  3. Step 3: Cross multiply
    9,089.91x = 13,631.31 × 3,542.52
  4. Step 4: Simplify right side
    9,089.91x = 48,289,188.30
  5. Step 5: Solve for x
    x = 48,289,188.30/9,089.91
  6. Step 6: Final answer
    x = 5,312.39

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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.