Home / 10,545.79-14,553.20-6,069.46

Finding the Fourth Proportional to 10,545.79, 14,553.20 and 6,069.46

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Solution

The fourth proportional to 10,545.79, 14,553.20 and 6,069.46 is: 8,375.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,545.79 : 14,553.20 = 6,069.46 : x
  2. Step 2: Convert to fraction form
    10,545.79/14,553.20 = 6,069.46/x
  3. Step 3: Cross multiply
    10,545.79x = 14,553.20 × 6,069.46
  4. Step 4: Simplify right side
    10,545.79x = 88,330,065.27
  5. Step 5: Solve for x
    x = 88,330,065.27/10,545.79
  6. Step 6: Final answer
    x = 8,375.86

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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.