Home / 2,095.47-3,144.42-1,982.88

Finding the Fourth Proportional to 2,095.47, 3,144.42 and 1,982.88

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Solution

The fourth proportional to 2,095.47, 3,144.42 and 1,982.88 is: 2,975.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,095.47 : 3,144.42 = 1,982.88 : x
  2. Step 2: Convert to fraction form
    2,095.47/3,144.42 = 1,982.88/x
  3. Step 3: Cross multiply
    2,095.47x = 3,144.42 × 1,982.88
  4. Step 4: Simplify right side
    2,095.47x = 6,235,007.53
  5. Step 5: Solve for x
    x = 6,235,007.53/2,095.47
  6. Step 6: Final answer
    x = 2,975.47

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1.5x scale

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.