Home / 3,711.38-5,567.09-3,618.45

Finding the Fourth Proportional to 3,711.38, 5,567.09 and 3,618.45

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Solution

The fourth proportional to 3,711.38, 5,567.09 and 3,618.45 is: 5,427.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,711.38 : 5,567.09 = 3,618.45 : x
  2. Step 2: Convert to fraction form
    3,711.38/5,567.09 = 3,618.45/x
  3. Step 3: Cross multiply
    3,711.38x = 5,567.09 × 3,618.45
  4. Step 4: Simplify right side
    3,711.38x = 20,144,218.72
  5. Step 5: Solve for x
    x = 20,144,218.72/3,711.38
  6. Step 6: Final answer
    x = 5,427.70

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1.5x scale

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.