Home / 5,011.47-7,517.07-2,089.71

Finding the Fourth Proportional to 5,011.47, 7,517.07 and 2,089.71

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Solution

The fourth proportional to 5,011.47, 7,517.07 and 2,089.71 is: 3,134.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,011.47 : 7,517.07 = 2,089.71 : x
  2. Step 2: Convert to fraction form
    5,011.47/7,517.07 = 2,089.71/x
  3. Step 3: Cross multiply
    5,011.47x = 7,517.07 × 2,089.71
  4. Step 4: Simplify right side
    5,011.47x = 15,708,496.35
  5. Step 5: Solve for x
    x = 15,708,496.35/5,011.47
  6. Step 6: Final answer
    x = 3,134.51

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1.5x scale

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.