Home / 9,432.20-13,010.10-6,079.28

Finding the Fourth Proportional to 9,432.20, 13,010.10 and 6,079.28

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Solution

The fourth proportional to 9,432.20, 13,010.10 and 6,079.28 is: 8,385.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,432.20 : 13,010.10 = 6,079.28 : x
  2. Step 2: Convert to fraction form
    9,432.20/13,010.10 = 6,079.28/x
  3. Step 3: Cross multiply
    9,432.20x = 13,010.10 × 6,079.28
  4. Step 4: Simplify right side
    9,432.20x = 79,092,040.73
  5. Step 5: Solve for x
    x = 79,092,040.73/9,432.20
  6. Step 6: Final answer
    x = 8,385.32

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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.