Home / 2,482.20-3,424.35-1,537.74

Finding the Fourth Proportional to 2,482.20, 3,424.35 and 1,537.74

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Solution

The fourth proportional to 2,482.20, 3,424.35 and 1,537.74 is: 2,121.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,482.20 : 3,424.35 = 1,537.74 : x
  2. Step 2: Convert to fraction form
    2,482.20/3,424.35 = 1,537.74/x
  3. Step 3: Cross multiply
    2,482.20x = 3,424.35 × 1,537.74
  4. Step 4: Simplify right side
    2,482.20x = 5,265,759.97
  5. Step 5: Solve for x
    x = 5,265,759.97/2,482.20
  6. Step 6: Final answer
    x = 2,121.41

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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.