Home / 1,754.22-2,419.46-1,132.14

Finding the Fourth Proportional to 1,754.22, 2,419.46 and 1,132.14

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Solution

The fourth proportional to 1,754.22, 2,419.46 and 1,132.14 is: 1,561.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,754.22 : 2,419.46 = 1,132.14 : x
  2. Step 2: Convert to fraction form
    1,754.22/2,419.46 = 1,132.14/x
  3. Step 3: Cross multiply
    1,754.22x = 2,419.46 × 1,132.14
  4. Step 4: Simplify right side
    1,754.22x = 2,739,167.44
  5. Step 5: Solve for x
    x = 2,739,167.44/1,754.22
  6. Step 6: Final answer
    x = 1,561.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.