Home / 9,025.50-12,456.63-6,545.82

Finding the Fourth Proportional to 9,025.50, 12,456.63 and 6,545.82

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Solution

The fourth proportional to 9,025.50, 12,456.63 and 6,545.82 is: 9,034.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,025.50 : 12,456.63 = 6,545.82 : x
  2. Step 2: Convert to fraction form
    9,025.50/12,456.63 = 6,545.82/x
  3. Step 3: Cross multiply
    9,025.50x = 12,456.63 × 6,545.82
  4. Step 4: Simplify right side
    9,025.50x = 81,538,857.79
  5. Step 5: Solve for x
    x = 81,538,857.79/9,025.50
  6. Step 6: Final answer
    x = 9,034.28

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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.