Home / 6,571.92-9,864.39-2,876.70

Finding the Fourth Proportional to 6,571.92, 9,864.39 and 2,876.70

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Solution

The fourth proportional to 6,571.92, 9,864.39 and 2,876.70 is: 4,317.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,571.92 : 9,864.39 = 2,876.70 : x
  2. Step 2: Convert to fraction form
    6,571.92/9,864.39 = 2,876.70/x
  3. Step 3: Cross multiply
    6,571.92x = 9,864.39 × 2,876.70
  4. Step 4: Simplify right side
    6,571.92x = 28,376,890.71
  5. Step 5: Solve for x
    x = 28,376,890.71/6,571.92
  6. Step 6: Final answer
    x = 4,317.90

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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.