Home / 9,010.20-12,437.10-5,234.52

Finding the Fourth Proportional to 9,010.20, 12,437.10 and 5,234.52

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Solution

The fourth proportional to 9,010.20, 12,437.10 and 5,234.52 is: 7,225.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,010.20 : 12,437.10 = 5,234.52 : x
  2. Step 2: Convert to fraction form
    9,010.20/12,437.10 = 5,234.52/x
  3. Step 3: Cross multiply
    9,010.20x = 12,437.10 × 5,234.52
  4. Step 4: Simplify right side
    9,010.20x = 65,102,248.69
  5. Step 5: Solve for x
    x = 65,102,248.69/9,010.20
  6. Step 6: Final answer
    x = 7,225.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.