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Finding the Fourth Proportional to 6,248.26, 8,621.76 and 4,013.16

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Solution

The fourth proportional to 6,248.26, 8,621.76 and 4,013.16 is: 5,537.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,248.26 : 8,621.76 = 4,013.16 : x
  2. Step 2: Convert to fraction form
    6,248.26/8,621.76 = 4,013.16/x
  3. Step 3: Cross multiply
    6,248.26x = 8,621.76 × 4,013.16
  4. Step 4: Simplify right side
    6,248.26x = 34,600,502.36
  5. Step 5: Solve for x
    x = 34,600,502.36/6,248.26
  6. Step 6: Final answer
    x = 5,537.62

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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.