Home / 4,049.61-5,588.43-2,281.79

Finding the Fourth Proportional to 4,049.61, 5,588.43 and 2,281.79

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Solution

The fourth proportional to 4,049.61, 5,588.43 and 2,281.79 is: 3,148.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,049.61 : 5,588.43 = 2,281.79 : x
  2. Step 2: Convert to fraction form
    4,049.61/5,588.43 = 2,281.79/x
  3. Step 3: Cross multiply
    4,049.61x = 5,588.43 × 2,281.79
  4. Step 4: Simplify right side
    4,049.61x = 12,751,595.75
  5. Step 5: Solve for x
    x = 12,751,595.75/4,049.61
  6. Step 6: Final answer
    x = 3,148.85

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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.