Home / 5,225.68-7,211.41-2,867.77

Finding the Fourth Proportional to 5,225.68, 7,211.41 and 2,867.77

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Solution

The fourth proportional to 5,225.68, 7,211.41 and 2,867.77 is: 3,957.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,225.68 : 7,211.41 = 2,867.77 : x
  2. Step 2: Convert to fraction form
    5,225.68/7,211.41 = 2,867.77/x
  3. Step 3: Cross multiply
    5,225.68x = 7,211.41 × 2,867.77
  4. Step 4: Simplify right side
    5,225.68x = 20,680,614.86
  5. Step 5: Solve for x
    x = 20,680,614.86/5,225.68
  6. Step 6: Final answer
    x = 3,957.50

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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.