Home / 5,126.28-7,685.16-2,004.66

Finding the Fourth Proportional to 5,126.28, 7,685.16 and 2,004.66

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Solution

The fourth proportional to 5,126.28, 7,685.16 and 2,004.66 is: 3,005.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,126.28 : 7,685.16 = 2,004.66 : x
  2. Step 2: Convert to fraction form
    5,126.28/7,685.16 = 2,004.66/x
  3. Step 3: Cross multiply
    5,126.28x = 7,685.16 × 2,004.66
  4. Step 4: Simplify right side
    5,126.28x = 15,406,132.85
  5. Step 5: Solve for x
    x = 15,406,132.85/5,126.28
  6. Step 6: Final answer
    x = 3,005.32

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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.