Home / 8,385.28-11,572.70-4,801.56

Finding the Fourth Proportional to 8,385.28, 11,572.70 and 4,801.56

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Solution

The fourth proportional to 8,385.28, 11,572.70 and 4,801.56 is: 6,626.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,385.28 : 11,572.70 = 4,801.56 : x
  2. Step 2: Convert to fraction form
    8,385.28/11,572.70 = 4,801.56/x
  3. Step 3: Cross multiply
    8,385.28x = 11,572.70 × 4,801.56
  4. Step 4: Simplify right side
    8,385.28x = 55,567,013.41
  5. Step 5: Solve for x
    x = 55,567,013.41/8,385.28
  6. Step 6: Final answer
    x = 6,626.73

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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.