Home / 4,051.72-5,591.18-2,259.39

Finding the Fourth Proportional to 4,051.72, 5,591.18 and 2,259.39

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Solution

The fourth proportional to 4,051.72, 5,591.18 and 2,259.39 is: 3,117.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,051.72 : 5,591.18 = 2,259.39 : x
  2. Step 2: Convert to fraction form
    4,051.72/5,591.18 = 2,259.39/x
  3. Step 3: Cross multiply
    4,051.72x = 5,591.18 × 2,259.39
  4. Step 4: Simplify right side
    4,051.72x = 12,632,644.88
  5. Step 5: Solve for x
    x = 12,632,644.88/4,051.72
  6. Step 6: Final answer
    x = 3,117.85

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Half scale
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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.