Home / 8,545.13-11,789.51-4,767.68

Finding the Fourth Proportional to 8,545.13, 11,789.51 and 4,767.68

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Solution

The fourth proportional to 8,545.13, 11,789.51 and 4,767.68 is: 6,577.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,545.13 : 11,789.51 = 4,767.68 : x
  2. Step 2: Convert to fraction form
    8,545.13/11,789.51 = 4,767.68/x
  3. Step 3: Cross multiply
    8,545.13x = 11,789.51 × 4,767.68
  4. Step 4: Simplify right side
    8,545.13x = 56,208,552.09
  5. Step 5: Solve for x
    x = 56,208,552.09/8,545.13
  6. Step 6: Final answer
    x = 6,577.85

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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.