Home / 4,074.18-6,112.34-1,300.91

Finding the Fourth Proportional to 4,074.18, 6,112.34 and 1,300.91

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Solution

The fourth proportional to 4,074.18, 6,112.34 and 1,300.91 is: 1,951.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,074.18 : 6,112.34 = 1,300.91 : x
  2. Step 2: Convert to fraction form
    4,074.18/6,112.34 = 1,300.91/x
  3. Step 3: Cross multiply
    4,074.18x = 6,112.34 × 1,300.91
  4. Step 4: Simplify right side
    4,074.18x = 7,951,613.74
  5. Step 5: Solve for x
    x = 7,951,613.74/4,074.18
  6. Step 6: Final answer
    x = 1,951.71

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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.