Home / 12,537.68-17,301.65-6,872.54

Finding the Fourth Proportional to 12,537.68, 17,301.65 and 6,872.54

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Solution

The fourth proportional to 12,537.68, 17,301.65 and 6,872.54 is: 9,483.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,537.68 : 17,301.65 = 6,872.54 : x
  2. Step 2: Convert to fraction form
    12,537.68/17,301.65 = 6,872.54/x
  3. Step 3: Cross multiply
    12,537.68x = 17,301.65 × 6,872.54
  4. Step 4: Simplify right side
    12,537.68x = 118,906,160.82
  5. Step 5: Solve for x
    x = 118,906,160.82/12,537.68
  6. Step 6: Final answer
    x = 9,483.91

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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.