Home / 9,063.06-12,519.66-8,590.15

Finding the Fourth Proportional to 9,063.06, 12,519.66 and 8,590.15

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Solution

The fourth proportional to 9,063.06, 12,519.66 and 8,590.15 is: 11,866.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,063.06 : 12,519.66 = 8,590.15 : x
  2. Step 2: Convert to fraction form
    9,063.06/12,519.66 = 8,590.15/x
  3. Step 3: Cross multiply
    9,063.06x = 12,519.66 × 8,590.15
  4. Step 4: Simplify right side
    9,063.06x = 107,545,757.35
  5. Step 5: Solve for x
    x = 107,545,757.35/9,063.06
  6. Step 6: Final answer
    x = 11,866.38

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Half scale
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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.