Home / 11,397.17-17,062.65-6,638.82

Finding the Fourth Proportional to 11,397.17, 17,062.65 and 6,638.82

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Solution

The fourth proportional to 11,397.17, 17,062.65 and 6,638.82 is: 9,938.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,397.17 : 17,062.65 = 6,638.82 : x
  2. Step 2: Convert to fraction form
    11,397.17/17,062.65 = 6,638.82/x
  3. Step 3: Cross multiply
    11,397.17x = 17,062.65 × 6,638.82
  4. Step 4: Simplify right side
    11,397.17x = 113,275,743.57
  5. Step 5: Solve for x
    x = 113,275,743.57/11,397.17
  6. Step 6: Final answer
    x = 9,938.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.