Home / 8,954.73-13,432.14-2,381.40

Finding the Fourth Proportional to 8,954.73, 13,432.14 and 2,381.40

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Solution

The fourth proportional to 8,954.73, 13,432.14 and 2,381.40 is: 3,572.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,954.73 : 13,432.14 = 2,381.40 : x
  2. Step 2: Convert to fraction form
    8,954.73/13,432.14 = 2,381.40/x
  3. Step 3: Cross multiply
    8,954.73x = 13,432.14 × 2,381.40
  4. Step 4: Simplify right side
    8,954.73x = 31,987,298.20
  5. Step 5: Solve for x
    x = 31,987,298.20/8,954.73
  6. Step 6: Final answer
    x = 3,572.11

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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.