Home / 10,549.44-15,825.60-3,974.40

Finding the Fourth Proportional to 10,549.44, 15,825.60 and 3,974.40

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Solution

The fourth proportional to 10,549.44, 15,825.60 and 3,974.40 is: 5,962.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,549.44 : 15,825.60 = 3,974.40 : x
  2. Step 2: Convert to fraction form
    10,549.44/15,825.60 = 3,974.40/x
  3. Step 3: Cross multiply
    10,549.44x = 15,825.60 × 3,974.40
  4. Step 4: Simplify right side
    10,549.44x = 62,897,264.64
  5. Step 5: Solve for x
    x = 62,897,264.64/10,549.44
  6. Step 6: Final answer
    x = 5,962.14

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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.