Home / 9,228.20-12,751.60-6,571

Finding the Fourth Proportional to 9,228.20, 12,751.60 and 6,571

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Solution

The fourth proportional to 9,228.20, 12,751.60 and 6,571 is: 9,079.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,228.20 : 12,751.60 = 6,571 : x
  2. Step 2: Convert to fraction form
    9,228.20/12,751.60 = 6,571/x
  3. Step 3: Cross multiply
    9,228.20x = 12,751.60 × 6,571
  4. Step 4: Simplify right side
    9,228.20x = 83,790,763.60
  5. Step 5: Solve for x
    x = 83,790,763.60/9,228.20
  6. Step 6: Final answer
    x = 9,079.86

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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.