Home / 4,171.18-5,760.95-2,842.58

Finding the Fourth Proportional to 4,171.18, 5,760.95 and 2,842.58

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Solution

The fourth proportional to 4,171.18, 5,760.95 and 2,842.58 is: 3,925.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,171.18 : 5,760.95 = 2,842.58 : x
  2. Step 2: Convert to fraction form
    4,171.18/5,760.95 = 2,842.58/x
  3. Step 3: Cross multiply
    4,171.18x = 5,760.95 × 2,842.58
  4. Step 4: Simplify right side
    4,171.18x = 16,375,961.25
  5. Step 5: Solve for x
    x = 16,375,961.25/4,171.18
  6. Step 6: Final answer
    x = 3,925.98

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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.