Home / 5,124.74-7,681.97-2,000.43

Finding the Fourth Proportional to 5,124.74, 7,681.97 and 2,000.43

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Solution

The fourth proportional to 5,124.74, 7,681.97 and 2,000.43 is: 2,998.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,124.74 : 7,681.97 = 2,000.43 : x
  2. Step 2: Convert to fraction form
    5,124.74/7,681.97 = 2,000.43/x
  3. Step 3: Cross multiply
    5,124.74x = 7,681.97 × 2,000.43
  4. Step 4: Simplify right side
    5,124.74x = 15,367,233.24
  5. Step 5: Solve for x
    x = 15,367,233.24/5,124.74
  6. Step 6: Final answer
    x = 2,998.64

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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.