Home / 5,356.27-8,020.43-4,310.56

Finding the Fourth Proportional to 5,356.27, 8,020.43 and 4,310.56

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Solution

The fourth proportional to 5,356.27, 8,020.43 and 4,310.56 is: 6,454.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,356.27 : 8,020.43 = 4,310.56 : x
  2. Step 2: Convert to fraction form
    5,356.27/8,020.43 = 4,310.56/x
  3. Step 3: Cross multiply
    5,356.27x = 8,020.43 × 4,310.56
  4. Step 4: Simplify right side
    5,356.27x = 34,572,544.74
  5. Step 5: Solve for x
    x = 34,572,544.74/5,356.27
  6. Step 6: Final answer
    x = 6,454.59

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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.