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Finding the Fourth Proportional to 6,360.97, 8,778.23 and 4,764.79

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Solution

The fourth proportional to 6,360.97, 8,778.23 and 4,764.79 is: 6,575.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,360.97 : 8,778.23 = 4,764.79 : x
  2. Step 2: Convert to fraction form
    6,360.97/8,778.23 = 4,764.79/x
  3. Step 3: Cross multiply
    6,360.97x = 8,778.23 × 4,764.79
  4. Step 4: Simplify right side
    6,360.97x = 41,826,398.70
  5. Step 5: Solve for x
    x = 41,826,398.70/6,360.97
  6. Step 6: Final answer
    x = 6,575.47

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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.