Home / 12,607.11-17,397.38-6,941.97

Finding the Fourth Proportional to 12,607.11, 17,397.38 and 6,941.97

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Solution

The fourth proportional to 12,607.11, 17,397.38 and 6,941.97 is: 9,579.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,607.11 : 17,397.38 = 6,941.97 : x
  2. Step 2: Convert to fraction form
    12,607.11/17,397.38 = 6,941.97/x
  3. Step 3: Cross multiply
    12,607.11x = 17,397.38 × 6,941.97
  4. Step 4: Simplify right side
    12,607.11x = 120,772,107.39
  5. Step 5: Solve for x
    x = 120,772,107.39/12,607.11
  6. Step 6: Final answer
    x = 9,579.68

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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.