Home / 3,711.45-5,567.56-1,372.07

Finding the Fourth Proportional to 3,711.45, 5,567.56 and 1,372.07

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Solution

The fourth proportional to 3,711.45, 5,567.56 and 1,372.07 is: 2,058.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,711.45 : 5,567.56 = 1,372.07 : x
  2. Step 2: Convert to fraction form
    3,711.45/5,567.56 = 1,372.07/x
  3. Step 3: Cross multiply
    3,711.45x = 5,567.56 × 1,372.07
  4. Step 4: Simplify right side
    3,711.45x = 7,639,082.05
  5. Step 5: Solve for x
    x = 7,639,082.05/3,711.45
  6. Step 6: Final answer
    x = 2,058.25

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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.