Home / 1,546.47-2,132.52-1,074.90

Finding the Fourth Proportional to 1,546.47, 2,132.52 and 1,074.90

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Solution

The fourth proportional to 1,546.47, 2,132.52 and 1,074.90 is: 1,482.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,546.47 : 2,132.52 = 1,074.90 : x
  2. Step 2: Convert to fraction form
    1,546.47/2,132.52 = 1,074.90/x
  3. Step 3: Cross multiply
    1,546.47x = 2,132.52 × 1,074.90
  4. Step 4: Simplify right side
    1,546.47x = 2,292,245.75
  5. Step 5: Solve for x
    x = 2,292,245.75/1,546.47
  6. Step 6: Final answer
    x = 1,482.24

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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.