Home / 7,251.24-10,878.22-2,319.55

Finding the Fourth Proportional to 7,251.24, 10,878.22 and 2,319.55

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Solution

The fourth proportional to 7,251.24, 10,878.22 and 2,319.55 is: 3,479.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,251.24 : 10,878.22 = 2,319.55 : x
  2. Step 2: Convert to fraction form
    7,251.24/10,878.22 = 2,319.55/x
  3. Step 3: Cross multiply
    7,251.24x = 10,878.22 × 2,319.55
  4. Step 4: Simplify right side
    7,251.24x = 25,232,575.20
  5. Step 5: Solve for x
    x = 25,232,575.20/7,251.24
  6. Step 6: Final answer
    x = 3,479.76

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1.5x scale

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.