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Finding the Fourth Proportional to 9,095.88, 12,550.74 and 5,116.74

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Solution

The fourth proportional to 9,095.88, 12,550.74 and 5,116.74 is: 7,060.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,095.88 : 12,550.74 = 5,116.74 : x
  2. Step 2: Convert to fraction form
    9,095.88/12,550.74 = 5,116.74/x
  3. Step 3: Cross multiply
    9,095.88x = 12,550.74 × 5,116.74
  4. Step 4: Simplify right side
    9,095.88x = 64,218,873.39
  5. Step 5: Solve for x
    x = 64,218,873.39/9,095.88
  6. Step 6: Final answer
    x = 7,060.22

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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.