Home / 7,234.90-10,876.65-6,165.70

Finding the Fourth Proportional to 7,234.90, 10,876.65 and 6,165.70

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Solution

The fourth proportional to 7,234.90, 10,876.65 and 6,165.70 is: 9,269.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,234.90 : 10,876.65 = 6,165.70 : x
  2. Step 2: Convert to fraction form
    7,234.90/10,876.65 = 6,165.70/x
  3. Step 3: Cross multiply
    7,234.90x = 10,876.65 × 6,165.70
  4. Step 4: Simplify right side
    7,234.90x = 67,062,160.91
  5. Step 5: Solve for x
    x = 67,062,160.91/7,234.90
  6. Step 6: Final answer
    x = 9,269.26

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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.