Home / 3,148.57-4,339.84-2,307.95

Finding the Fourth Proportional to 3,148.57, 4,339.84 and 2,307.95

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Solution

The fourth proportional to 3,148.57, 4,339.84 and 2,307.95 is: 3,181.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,148.57 : 4,339.84 = 2,307.95 : x
  2. Step 2: Convert to fraction form
    3,148.57/4,339.84 = 2,307.95/x
  3. Step 3: Cross multiply
    3,148.57x = 4,339.84 × 2,307.95
  4. Step 4: Simplify right side
    3,148.57x = 10,016,112.03
  5. Step 5: Solve for x
    x = 10,016,112.03/3,148.57
  6. Step 6: Final answer
    x = 3,181.16

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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.