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Finding the Fourth Proportional to 6,696.60, 9,241.17 and 3,712.41

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Solution

The fourth proportional to 6,696.60, 9,241.17 and 3,712.41 is: 5,123.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,696.60 : 9,241.17 = 3,712.41 : x
  2. Step 2: Convert to fraction form
    6,696.60/9,241.17 = 3,712.41/x
  3. Step 3: Cross multiply
    6,696.60x = 9,241.17 × 3,712.41
  4. Step 4: Simplify right side
    6,696.60x = 34,307,011.92
  5. Step 5: Solve for x
    x = 34,307,011.92/6,696.60
  6. Step 6: Final answer
    x = 5,123.05

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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.