Home / 2,371.38-3,552.28-1,135.20

Finding the Fourth Proportional to 2,371.38, 3,552.28 and 1,135.20

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Solution

The fourth proportional to 2,371.38, 3,552.28 and 1,135.20 is: 1,700.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,371.38 : 3,552.28 = 1,135.20 : x
  2. Step 2: Convert to fraction form
    2,371.38/3,552.28 = 1,135.20/x
  3. Step 3: Cross multiply
    2,371.38x = 3,552.28 × 1,135.20
  4. Step 4: Simplify right side
    2,371.38x = 4,032,548.26
  5. Step 5: Solve for x
    x = 4,032,548.26/2,371.38
  6. Step 6: Final answer
    x = 1,700.51

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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.