Home / 3,081.57-4,252.95-1,737.44

Finding the Fourth Proportional to 3,081.57, 4,252.95 and 1,737.44

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Solution

The fourth proportional to 3,081.57, 4,252.95 and 1,737.44 is: 2,397.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,081.57 : 4,252.95 = 1,737.44 : x
  2. Step 2: Convert to fraction form
    3,081.57/4,252.95 = 1,737.44/x
  3. Step 3: Cross multiply
    3,081.57x = 4,252.95 × 1,737.44
  4. Step 4: Simplify right side
    3,081.57x = 7,389,254.07
  5. Step 5: Solve for x
    x = 7,389,254.07/3,081.57
  6. Step 6: Final answer
    x = 2,397.88

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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.