Home / 7,545.87-11,267.98-6,161.91

Finding the Fourth Proportional to 7,545.87, 11,267.98 and 6,161.91

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Solution

The fourth proportional to 7,545.87, 11,267.98 and 6,161.91 is: 9,201.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,545.87 : 11,267.98 = 6,161.91 : x
  2. Step 2: Convert to fraction form
    7,545.87/11,267.98 = 6,161.91/x
  3. Step 3: Cross multiply
    7,545.87x = 11,267.98 × 6,161.91
  4. Step 4: Simplify right side
    7,545.87x = 69,432,278.64
  5. Step 5: Solve for x
    x = 69,432,278.64/7,545.87
  6. Step 6: Final answer
    x = 9,201.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.