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Finding the Fourth Proportional to 6,248.69, 8,623.25 and 4,010.61

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Solution

The fourth proportional to 6,248.69, 8,623.25 and 4,010.61 is: 5,534.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,248.69 : 8,623.25 = 4,010.61 : x
  2. Step 2: Convert to fraction form
    6,248.69/8,623.25 = 4,010.61/x
  3. Step 3: Cross multiply
    6,248.69x = 8,623.25 × 4,010.61
  4. Step 4: Simplify right side
    6,248.69x = 34,584,472.63
  5. Step 5: Solve for x
    x = 34,584,472.63/6,248.69
  6. Step 6: Final answer
    x = 5,534.68

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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.