Home / 8,932.47-13,398.71-3,089.13

Finding the Fourth Proportional to 8,932.47, 13,398.71 and 3,089.13

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Solution

The fourth proportional to 8,932.47, 13,398.71 and 3,089.13 is: 4,633.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,932.47 : 13,398.71 = 3,089.13 : x
  2. Step 2: Convert to fraction form
    8,932.47/13,398.71 = 3,089.13/x
  3. Step 3: Cross multiply
    8,932.47x = 13,398.71 × 3,089.13
  4. Step 4: Simplify right side
    8,932.47x = 41,390,357.02
  5. Step 5: Solve for x
    x = 41,390,357.02/8,932.47
  6. Step 6: Final answer
    x = 4,633.70

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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.