Home / 3,342.12-4,613.15-1,926.75

Finding the Fourth Proportional to 3,342.12, 4,613.15 and 1,926.75

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Solution

The fourth proportional to 3,342.12, 4,613.15 and 1,926.75 is: 2,659.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,342.12 : 4,613.15 = 1,926.75 : x
  2. Step 2: Convert to fraction form
    3,342.12/4,613.15 = 1,926.75/x
  3. Step 3: Cross multiply
    3,342.12x = 4,613.15 × 1,926.75
  4. Step 4: Simplify right side
    3,342.12x = 8,888,377.13
  5. Step 5: Solve for x
    x = 8,888,377.13/3,342.12
  6. Step 6: Final answer
    x = 2,659.51

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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.