Home / 2,375.28-3,560.01-1,126.56

Finding the Fourth Proportional to 2,375.28, 3,560.01 and 1,126.56

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Solution

The fourth proportional to 2,375.28, 3,560.01 and 1,126.56 is: 1,688.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,375.28 : 3,560.01 = 1,126.56 : x
  2. Step 2: Convert to fraction form
    2,375.28/3,560.01 = 1,126.56/x
  3. Step 3: Cross multiply
    2,375.28x = 3,560.01 × 1,126.56
  4. Step 4: Simplify right side
    2,375.28x = 4,010,564.87
  5. Step 5: Solve for x
    x = 4,010,564.87/2,375.28
  6. Step 6: Final answer
    x = 1,688.46

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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.