Home / 10,098.41-15,147.75-5,716.31

Finding the Fourth Proportional to 10,098.41, 15,147.75 and 5,716.31

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Solution

The fourth proportional to 10,098.41, 15,147.75 and 5,716.31 is: 8,574.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,098.41 : 15,147.75 = 5,716.31 : x
  2. Step 2: Convert to fraction form
    10,098.41/15,147.75 = 5,716.31/x
  3. Step 3: Cross multiply
    10,098.41x = 15,147.75 × 5,716.31
  4. Step 4: Simplify right side
    10,098.41x = 86,589,234.80
  5. Step 5: Solve for x
    x = 86,589,234.80/10,098.41
  6. Step 6: Final answer
    x = 8,574.54

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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.