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Finding the Fourth Proportional to 5,979.89, 8,252.89 and 4,560.98

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Solution

The fourth proportional to 5,979.89, 8,252.89 and 4,560.98 is: 6,294.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,979.89 : 8,252.89 = 4,560.98 : x
  2. Step 2: Convert to fraction form
    5,979.89/8,252.89 = 4,560.98/x
  3. Step 3: Cross multiply
    5,979.89x = 8,252.89 × 4,560.98
  4. Step 4: Simplify right side
    5,979.89x = 37,641,213.57
  5. Step 5: Solve for x
    x = 37,641,213.57/5,979.89
  6. Step 6: Final answer
    x = 6,294.63

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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.