Home / 5,233.91-7,222.85-2,876.11

Finding the Fourth Proportional to 5,233.91, 7,222.85 and 2,876.11

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Solution

The fourth proportional to 5,233.91, 7,222.85 and 2,876.11 is: 3,969.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,233.91 : 7,222.85 = 2,876.11 : x
  2. Step 2: Convert to fraction form
    5,233.91/7,222.85 = 2,876.11/x
  3. Step 3: Cross multiply
    5,233.91x = 7,222.85 × 2,876.11
  4. Step 4: Simplify right side
    5,233.91x = 20,773,711.11
  5. Step 5: Solve for x
    x = 20,773,711.11/5,233.91
  6. Step 6: Final answer
    x = 3,969.06

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1.5x scale

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.