Home / 5,612.43-7,744.93-3,375.56

Finding the Fourth Proportional to 5,612.43, 7,744.93 and 3,375.56

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Solution

The fourth proportional to 5,612.43, 7,744.93 and 3,375.56 is: 4,658.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,612.43 : 7,744.93 = 3,375.56 : x
  2. Step 2: Convert to fraction form
    5,612.43/7,744.93 = 3,375.56/x
  3. Step 3: Cross multiply
    5,612.43x = 7,744.93 × 3,375.56
  4. Step 4: Simplify right side
    5,612.43x = 26,143,475.91
  5. Step 5: Solve for x
    x = 26,143,475.91/5,612.43
  6. Step 6: Final answer
    x = 4,658.14

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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.