Home / 6,876.67-10,320.20-4,767.11

Finding the Fourth Proportional to 6,876.67, 10,320.20 and 4,767.11

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Solution

The fourth proportional to 6,876.67, 10,320.20 and 4,767.11 is: 7,154.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,876.67 : 10,320.20 = 4,767.11 : x
  2. Step 2: Convert to fraction form
    6,876.67/10,320.20 = 4,767.11/x
  3. Step 3: Cross multiply
    6,876.67x = 10,320.20 × 4,767.11
  4. Step 4: Simplify right side
    6,876.67x = 49,197,552.20
  5. Step 5: Solve for x
    x = 49,197,552.20/6,876.67
  6. Step 6: Final answer
    x = 7,154.27

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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.