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Finding the Fourth Proportional to 6,349.16, 8,761.02 and 3,554.66

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Solution

The fourth proportional to 6,349.16, 8,761.02 and 3,554.66 is: 4,904.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,349.16 : 8,761.02 = 3,554.66 : x
  2. Step 2: Convert to fraction form
    6,349.16/8,761.02 = 3,554.66/x
  3. Step 3: Cross multiply
    6,349.16x = 8,761.02 × 3,554.66
  4. Step 4: Simplify right side
    6,349.16x = 31,142,447.35
  5. Step 5: Solve for x
    x = 31,142,447.35/6,349.16
  6. Step 6: Final answer
    x = 4,904.97

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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.