Home / 8,747.54-13,109.56-4,792.85

Finding the Fourth Proportional to 8,747.54, 13,109.56 and 4,792.85

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Solution

The fourth proportional to 8,747.54, 13,109.56 and 4,792.85 is: 7,182.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,747.54 : 13,109.56 = 4,792.85 : x
  2. Step 2: Convert to fraction form
    8,747.54/13,109.56 = 4,792.85/x
  3. Step 3: Cross multiply
    8,747.54x = 13,109.56 × 4,792.85
  4. Step 4: Simplify right side
    8,747.54x = 62,832,077.12
  5. Step 5: Solve for x
    x = 62,832,077.12/8,747.54
  6. Step 6: Final answer
    x = 7,182.83

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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.