Home / 7,251.37-10,877.28-3,451.20

Finding the Fourth Proportional to 7,251.37, 10,877.28 and 3,451.20

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Solution

The fourth proportional to 7,251.37, 10,877.28 and 3,451.20 is: 5,176.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,251.37 : 10,877.28 = 3,451.20 : x
  2. Step 2: Convert to fraction form
    7,251.37/10,877.28 = 3,451.20/x
  3. Step 3: Cross multiply
    7,251.37x = 10,877.28 × 3,451.20
  4. Step 4: Simplify right side
    7,251.37x = 37,539,668.74
  5. Step 5: Solve for x
    x = 37,539,668.74/7,251.37
  6. Step 6: Final answer
    x = 5,176.91

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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.