Home / 4,131.50-5,701.78-2,559.90

Finding the Fourth Proportional to 4,131.50, 5,701.78 and 2,559.90

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Solution

The fourth proportional to 4,131.50, 5,701.78 and 2,559.90 is: 3,532.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,131.50 : 5,701.78 = 2,559.90 : x
  2. Step 2: Convert to fraction form
    4,131.50/5,701.78 = 2,559.90/x
  3. Step 3: Cross multiply
    4,131.50x = 5,701.78 × 2,559.90
  4. Step 4: Simplify right side
    4,131.50x = 14,595,973.82
  5. Step 5: Solve for x
    x = 14,595,973.82/4,131.50
  6. Step 6: Final answer
    x = 3,532.85

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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.