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Finding the Fourth Proportional to 8,364.13, 12,550.29 and 5,914.69

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Solution

The fourth proportional to 8,364.13, 12,550.29 and 5,914.69 is: 8,874.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,364.13 : 12,550.29 = 5,914.69 : x
  2. Step 2: Convert to fraction form
    8,364.13/12,550.29 = 5,914.69/x
  3. Step 3: Cross multiply
    8,364.13x = 12,550.29 × 5,914.69
  4. Step 4: Simplify right side
    8,364.13x = 74,231,074.76
  5. Step 5: Solve for x
    x = 74,231,074.76/8,364.13
  6. Step 6: Final answer
    x = 8,874.93

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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.