Home / 4,182.89-5,774.34-2,691.68

Finding the Fourth Proportional to 4,182.89, 5,774.34 and 2,691.68

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Solution

The fourth proportional to 4,182.89, 5,774.34 and 2,691.68 is: 3,715.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,182.89 : 5,774.34 = 2,691.68 : x
  2. Step 2: Convert to fraction form
    4,182.89/5,774.34 = 2,691.68/x
  3. Step 3: Cross multiply
    4,182.89x = 5,774.34 × 2,691.68
  4. Step 4: Simplify right side
    4,182.89x = 15,542,646.62
  5. Step 5: Solve for x
    x = 15,542,646.62/4,182.89
  6. Step 6: Final answer
    x = 3,715.77

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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.