Home / 10,701.87-14,768.33-5,921.71

Finding the Fourth Proportional to 10,701.87, 14,768.33 and 5,921.71

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Solution

The fourth proportional to 10,701.87, 14,768.33 and 5,921.71 is: 8,171.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,701.87 : 14,768.33 = 5,921.71 : x
  2. Step 2: Convert to fraction form
    10,701.87/14,768.33 = 5,921.71/x
  3. Step 3: Cross multiply
    10,701.87x = 14,768.33 × 5,921.71
  4. Step 4: Simplify right side
    10,701.87x = 87,453,700.91
  5. Step 5: Solve for x
    x = 87,453,700.91/10,701.87
  6. Step 6: Final answer
    x = 8,171.81

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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.