Home / 12,538.07-17,302.41-6,873.13

Finding the Fourth Proportional to 12,538.07, 17,302.41 and 6,873.13

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Solution

The fourth proportional to 12,538.07, 17,302.41 and 6,873.13 is: 9,484.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,538.07 : 17,302.41 = 6,873.13 : x
  2. Step 2: Convert to fraction form
    12,538.07/17,302.41 = 6,873.13/x
  3. Step 3: Cross multiply
    12,538.07x = 17,302.41 × 6,873.13
  4. Step 4: Simplify right side
    12,538.07x = 118,921,626.73
  5. Step 5: Solve for x
    x = 118,921,626.73/12,538.07
  6. Step 6: Final answer
    x = 9,484.85

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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.