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Finding the Fourth Proportional to 6,342.82, 8,753.08 and 3,548.32

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Solution

The fourth proportional to 6,342.82, 8,753.08 and 3,548.32 is: 4,896.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,342.82 : 8,753.08 = 3,548.32 : x
  2. Step 2: Convert to fraction form
    6,342.82/8,753.08 = 3,548.32/x
  3. Step 3: Cross multiply
    6,342.82x = 8,753.08 × 3,548.32
  4. Step 4: Simplify right side
    6,342.82x = 31,058,728.83
  5. Step 5: Solve for x
    x = 31,058,728.83/6,342.82
  6. Step 6: Final answer
    x = 4,896.68

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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.