Home / 2,052.13-3,074.70-1,392.59

Finding the Fourth Proportional to 2,052.13, 3,074.70 and 1,392.59

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Solution

The fourth proportional to 2,052.13, 3,074.70 and 1,392.59 is: 2,086.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,052.13 : 3,074.70 = 1,392.59 : x
  2. Step 2: Convert to fraction form
    2,052.13/3,074.70 = 1,392.59/x
  3. Step 3: Cross multiply
    2,052.13x = 3,074.70 × 1,392.59
  4. Step 4: Simplify right side
    2,052.13x = 4,281,781.10
  5. Step 5: Solve for x
    x = 4,281,781.10/2,052.13
  6. Step 6: Final answer
    x = 2,086.51

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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.