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Finding the Fourth Proportional to 9,274.10, 12,793.95 and 6,752.16

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Solution

The fourth proportional to 9,274.10, 12,793.95 and 6,752.16 is: 9,314.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,274.10 : 12,793.95 = 6,752.16 : x
  2. Step 2: Convert to fraction form
    9,274.10/12,793.95 = 6,752.16/x
  3. Step 3: Cross multiply
    9,274.10x = 12,793.95 × 6,752.16
  4. Step 4: Simplify right side
    9,274.10x = 86,386,797.43
  5. Step 5: Solve for x
    x = 86,386,797.43/9,274.10
  6. Step 6: Final answer
    x = 9,314.85

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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.