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Finding the Fourth Proportional to 6,957.68, 10,488.48 and 6,366.59

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Solution

The fourth proportional to 6,957.68, 10,488.48 and 6,366.59 is: 9,597.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,957.68 : 10,488.48 = 6,366.59 : x
  2. Step 2: Convert to fraction form
    6,957.68/10,488.48 = 6,366.59/x
  3. Step 3: Cross multiply
    6,957.68x = 10,488.48 × 6,366.59
  4. Step 4: Simplify right side
    6,957.68x = 66,775,799.44
  5. Step 5: Solve for x
    x = 66,775,799.44/6,957.68
  6. Step 6: Final answer
    x = 9,597.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.