Home / 2,732.55-4,095.51-1,948.34

Finding the Fourth Proportional to 2,732.55, 4,095.51 and 1,948.34

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Solution

The fourth proportional to 2,732.55, 4,095.51 and 1,948.34 is: 2,920.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,732.55 : 4,095.51 = 1,948.34 : x
  2. Step 2: Convert to fraction form
    2,732.55/4,095.51 = 1,948.34/x
  3. Step 3: Cross multiply
    2,732.55x = 4,095.51 × 1,948.34
  4. Step 4: Simplify right side
    2,732.55x = 7,979,425.48
  5. Step 5: Solve for x
    x = 7,979,425.48/2,732.55
  6. Step 6: Final answer
    x = 2,920.14

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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.