Home / 4,279.60-5,909.52-2,710.48

Finding the Fourth Proportional to 4,279.60, 5,909.52 and 2,710.48

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Solution

The fourth proportional to 4,279.60, 5,909.52 and 2,710.48 is: 3,742.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,279.60 : 5,909.52 = 2,710.48 : x
  2. Step 2: Convert to fraction form
    4,279.60/5,909.52 = 2,710.48/x
  3. Step 3: Cross multiply
    4,279.60x = 5,909.52 × 2,710.48
  4. Step 4: Simplify right side
    4,279.60x = 16,017,635.77
  5. Step 5: Solve for x
    x = 16,017,635.77/4,279.60
  6. Step 6: Final answer
    x = 3,742.79

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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.