Home / 10,671.47-14,726.38-5,891.79

Finding the Fourth Proportional to 10,671.47, 14,726.38 and 5,891.79

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Solution

The fourth proportional to 10,671.47, 14,726.38 and 5,891.79 is: 8,130.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,671.47 : 14,726.38 = 5,891.79 : x
  2. Step 2: Convert to fraction form
    10,671.47/14,726.38 = 5,891.79/x
  3. Step 3: Cross multiply
    10,671.47x = 14,726.38 × 5,891.79
  4. Step 4: Simplify right side
    10,671.47x = 86,764,738.42
  5. Step 5: Solve for x
    x = 86,764,738.42/10,671.47
  6. Step 6: Final answer
    x = 8,130.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.