Home / 10,271.13-15,405.15-3,250.23

Finding the Fourth Proportional to 10,271.13, 15,405.15 and 3,250.23

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Solution

The fourth proportional to 10,271.13, 15,405.15 and 3,250.23 is: 4,874.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,271.13 : 15,405.15 = 3,250.23 : x
  2. Step 2: Convert to fraction form
    10,271.13/15,405.15 = 3,250.23/x
  3. Step 3: Cross multiply
    10,271.13x = 15,405.15 × 3,250.23
  4. Step 4: Simplify right side
    10,271.13x = 50,070,350.64
  5. Step 5: Solve for x
    x = 50,070,350.64/10,271.13
  6. Step 6: Final answer
    x = 4,874.86

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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.