Home / 4,117.20-6,174.96-1,519.52

Finding the Fourth Proportional to 4,117.20, 6,174.96 and 1,519.52

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Solution

The fourth proportional to 4,117.20, 6,174.96 and 1,519.52 is: 2,278.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,117.20 : 6,174.96 = 1,519.52 : x
  2. Step 2: Convert to fraction form
    4,117.20/6,174.96 = 1,519.52/x
  3. Step 3: Cross multiply
    4,117.20x = 6,174.96 × 1,519.52
  4. Step 4: Simplify right side
    4,117.20x = 9,382,975.22
  5. Step 5: Solve for x
    x = 9,382,975.22/4,117.20
  6. Step 6: Final answer
    x = 2,278.97

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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.