Home / 4,750.08-7,124.96-2,151.20

Finding the Fourth Proportional to 4,750.08, 7,124.96 and 2,151.20

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Solution

The fourth proportional to 4,750.08, 7,124.96 and 2,151.20 is: 3,226.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,750.08 : 7,124.96 = 2,151.20 : x
  2. Step 2: Convert to fraction form
    4,750.08/7,124.96 = 2,151.20/x
  3. Step 3: Cross multiply
    4,750.08x = 7,124.96 × 2,151.20
  4. Step 4: Simplify right side
    4,750.08x = 15,327,213.95
  5. Step 5: Solve for x
    x = 15,327,213.95/4,750.08
  6. Step 6: Final answer
    x = 3,226.73

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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.