Home / 7,519.85-10,377.06-4,162.43

Finding the Fourth Proportional to 7,519.85, 10,377.06 and 4,162.43

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Solution

The fourth proportional to 7,519.85, 10,377.06 and 4,162.43 is: 5,743.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,519.85 : 10,377.06 = 4,162.43 : x
  2. Step 2: Convert to fraction form
    7,519.85/10,377.06 = 4,162.43/x
  3. Step 3: Cross multiply
    7,519.85x = 10,377.06 × 4,162.43
  4. Step 4: Simplify right side
    7,519.85x = 43,193,772.88
  5. Step 5: Solve for x
    x = 43,193,772.88/7,519.85
  6. Step 6: Final answer
    x = 5,743.97

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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.