Home / 5,680.25-7,839.01-3,162.52

Finding the Fourth Proportional to 5,680.25, 7,839.01 and 3,162.52

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Solution

The fourth proportional to 5,680.25, 7,839.01 and 3,162.52 is: 4,364.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,680.25 : 7,839.01 = 3,162.52 : x
  2. Step 2: Convert to fraction form
    5,680.25/7,839.01 = 3,162.52/x
  3. Step 3: Cross multiply
    5,680.25x = 7,839.01 × 3,162.52
  4. Step 4: Simplify right side
    5,680.25x = 24,791,033.64
  5. Step 5: Solve for x
    x = 24,791,033.64/5,680.25
  6. Step 6: Final answer
    x = 4,364.42

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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.