Home / 10,354.93-15,522.27-4,112.87

Finding the Fourth Proportional to 10,354.93, 15,522.27 and 4,112.87

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Solution

The fourth proportional to 10,354.93, 15,522.27 and 4,112.87 is: 6,165.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,354.93 : 15,522.27 = 4,112.87 : x
  2. Step 2: Convert to fraction form
    10,354.93/15,522.27 = 4,112.87/x
  3. Step 3: Cross multiply
    10,354.93x = 15,522.27 × 4,112.87
  4. Step 4: Simplify right side
    10,354.93x = 63,841,078.61
  5. Step 5: Solve for x
    x = 63,841,078.61/10,354.93
  6. Step 6: Final answer
    x = 6,165.28

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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.