Home / 5,151.43-7,708.69-4,460.49

Finding the Fourth Proportional to 5,151.43, 7,708.69 and 4,460.49

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Solution

The fourth proportional to 5,151.43, 7,708.69 and 4,460.49 is: 6,674.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,151.43 : 7,708.69 = 4,460.49 : x
  2. Step 2: Convert to fraction form
    5,151.43/7,708.69 = 4,460.49/x
  3. Step 3: Cross multiply
    5,151.43x = 7,708.69 × 4,460.49
  4. Step 4: Simplify right side
    5,151.43x = 34,384,534.66
  5. Step 5: Solve for x
    x = 34,384,534.66/5,151.43
  6. Step 6: Final answer
    x = 6,674.76

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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.