Home / 8,498.13-11,728.13-4,772.85

Finding the Fourth Proportional to 8,498.13, 11,728.13 and 4,772.85

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Solution

The fourth proportional to 8,498.13, 11,728.13 and 4,772.85 is: 6,586.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,498.13 : 11,728.13 = 4,772.85 : x
  2. Step 2: Convert to fraction form
    8,498.13/11,728.13 = 4,772.85/x
  3. Step 3: Cross multiply
    8,498.13x = 11,728.13 × 4,772.85
  4. Step 4: Simplify right side
    8,498.13x = 55,976,605.27
  5. Step 5: Solve for x
    x = 55,976,605.27/8,498.13
  6. Step 6: Final answer
    x = 6,586.93

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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.