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Finding the Fourth Proportional to 6,881.62, 9,498.82 and 4,397.62

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Solution

The fourth proportional to 6,881.62, 9,498.82 and 4,397.62 is: 6,070.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,881.62 : 9,498.82 = 4,397.62 : x
  2. Step 2: Convert to fraction form
    6,881.62/9,498.82 = 4,397.62/x
  3. Step 3: Cross multiply
    6,881.62x = 9,498.82 × 4,397.62
  4. Step 4: Simplify right side
    6,881.62x = 41,772,200.81
  5. Step 5: Solve for x
    x = 41,772,200.81/6,881.62
  6. Step 6: Final answer
    x = 6,070.11

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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.