Home / 3,709.26-5,560.62-1,402.38

Finding the Fourth Proportional to 3,709.26, 5,560.62 and 1,402.38

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Solution

The fourth proportional to 3,709.26, 5,560.62 and 1,402.38 is: 2,102.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,709.26 : 5,560.62 = 1,402.38 : x
  2. Step 2: Convert to fraction form
    3,709.26/5,560.62 = 1,402.38/x
  3. Step 3: Cross multiply
    3,709.26x = 5,560.62 × 1,402.38
  4. Step 4: Simplify right side
    3,709.26x = 7,798,102.28
  5. Step 5: Solve for x
    x = 7,798,102.28/3,709.26
  6. Step 6: Final answer
    x = 2,102.33

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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.