Home / 7,292.30-10,951.65-6,385.10

Finding the Fourth Proportional to 7,292.30, 10,951.65 and 6,385.10

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Solution

The fourth proportional to 7,292.30, 10,951.65 and 6,385.10 is: 9,589.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,292.30 : 10,951.65 = 6,385.10 : x
  2. Step 2: Convert to fraction form
    7,292.30/10,951.65 = 6,385.10/x
  3. Step 3: Cross multiply
    7,292.30x = 10,951.65 × 6,385.10
  4. Step 4: Simplify right side
    7,292.30x = 69,927,380.42
  5. Step 5: Solve for x
    x = 69,927,380.42/7,292.30
  6. Step 6: Final answer
    x = 9,589.21

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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.