Home / 5,727.30-7,902.52-3,370.20

Finding the Fourth Proportional to 5,727.30, 7,902.52 and 3,370.20

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Solution

The fourth proportional to 5,727.30, 7,902.52 and 3,370.20 is: 4,650.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,727.30 : 7,902.52 = 3,370.20 : x
  2. Step 2: Convert to fraction form
    5,727.30/7,902.52 = 3,370.20/x
  3. Step 3: Cross multiply
    5,727.30x = 7,902.52 × 3,370.20
  4. Step 4: Simplify right side
    5,727.30x = 26,633,072.90
  5. Step 5: Solve for x
    x = 26,633,072.90/5,727.30
  6. Step 6: Final answer
    x = 4,650.20

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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.