Home / 7,042.92-10,545.12-4,571.58

Finding the Fourth Proportional to 7,042.92, 10,545.12 and 4,571.58

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Solution

The fourth proportional to 7,042.92, 10,545.12 and 4,571.58 is: 6,844.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,042.92 : 10,545.12 = 4,571.58 : x
  2. Step 2: Convert to fraction form
    7,042.92/10,545.12 = 4,571.58/x
  3. Step 3: Cross multiply
    7,042.92x = 10,545.12 × 4,571.58
  4. Step 4: Simplify right side
    7,042.92x = 48,207,859.69
  5. Step 5: Solve for x
    x = 48,207,859.69/7,042.92
  6. Step 6: Final answer
    x = 6,844.87

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1.5x scale

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.