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Finding the Fourth Proportional to 9,230.16, 12,714.72 and 6,704.88

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Solution

The fourth proportional to 9,230.16, 12,714.72 and 6,704.88 is: 9,236.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,230.16 : 12,714.72 = 6,704.88 : x
  2. Step 2: Convert to fraction form
    9,230.16/12,714.72 = 6,704.88/x
  3. Step 3: Cross multiply
    9,230.16x = 12,714.72 × 6,704.88
  4. Step 4: Simplify right side
    9,230.16x = 85,250,671.83
  5. Step 5: Solve for x
    x = 85,250,671.83/9,230.16
  6. Step 6: Final answer
    x = 9,236.10

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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.