Home / 3,754.66-5,181.59-2,339.18

Finding the Fourth Proportional to 3,754.66, 5,181.59 and 2,339.18

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Solution

The fourth proportional to 3,754.66, 5,181.59 and 2,339.18 is: 3,228.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,754.66 : 5,181.59 = 2,339.18 : x
  2. Step 2: Convert to fraction form
    3,754.66/5,181.59 = 2,339.18/x
  3. Step 3: Cross multiply
    3,754.66x = 5,181.59 × 2,339.18
  4. Step 4: Simplify right side
    3,754.66x = 12,120,671.70
  5. Step 5: Solve for x
    x = 12,120,671.70/3,754.66
  6. Step 6: Final answer
    x = 3,228.17

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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.