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Finding the Fourth Proportional to 12,597.42, 17,384.49 and 6,932.19

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Solution

The fourth proportional to 12,597.42, 17,384.49 and 6,932.19 is: 9,566.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,597.42 : 17,384.49 = 6,932.19 : x
  2. Step 2: Convert to fraction form
    12,597.42/17,384.49 = 6,932.19/x
  3. Step 3: Cross multiply
    12,597.42x = 17,384.49 × 6,932.19
  4. Step 4: Simplify right side
    12,597.42x = 120,512,587.73
  5. Step 5: Solve for x
    x = 120,512,587.73/12,597.42
  6. Step 6: Final answer
    x = 9,566.45

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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.