Home / 10,097.26-15,142.24-4,254.32

Finding the Fourth Proportional to 10,097.26, 15,142.24 and 4,254.32

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Solution

The fourth proportional to 10,097.26, 15,142.24 and 4,254.32 is: 6,379.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,097.26 : 15,142.24 = 4,254.32 : x
  2. Step 2: Convert to fraction form
    10,097.26/15,142.24 = 4,254.32/x
  3. Step 3: Cross multiply
    10,097.26x = 15,142.24 × 4,254.32
  4. Step 4: Simplify right side
    10,097.26x = 64,419,977.65
  5. Step 5: Solve for x
    x = 64,419,977.65/10,097.26
  6. Step 6: Final answer
    x = 6,379.95

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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.