Home / 5,252.14-7,877.67-1,742.02

Finding the Fourth Proportional to 5,252.14, 7,877.67 and 1,742.02

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Solution

The fourth proportional to 5,252.14, 7,877.67 and 1,742.02 is: 2,612.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,252.14 : 7,877.67 = 1,742.02 : x
  2. Step 2: Convert to fraction form
    5,252.14/7,877.67 = 1,742.02/x
  3. Step 3: Cross multiply
    5,252.14x = 7,877.67 × 1,742.02
  4. Step 4: Simplify right side
    5,252.14x = 13,723,058.69
  5. Step 5: Solve for x
    x = 13,723,058.69/5,252.14
  6. Step 6: Final answer
    x = 2,612.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.