Home / 5,225.42-7,211.22-2,867.65

Finding the Fourth Proportional to 5,225.42, 7,211.22 and 2,867.65

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Solution

The fourth proportional to 5,225.42, 7,211.22 and 2,867.65 is: 3,957.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,225.42 : 7,211.22 = 2,867.65 : x
  2. Step 2: Convert to fraction form
    5,225.42/7,211.22 = 2,867.65/x
  3. Step 3: Cross multiply
    5,225.42x = 7,211.22 × 2,867.65
  4. Step 4: Simplify right side
    5,225.42x = 20,679,255.03
  5. Step 5: Solve for x
    x = 20,679,255.03/5,225.42
  6. Step 6: Final answer
    x = 3,957.43

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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.