Home / 10,158.24-15,224.36-5,226.96

Finding the Fourth Proportional to 10,158.24, 15,224.36 and 5,226.96

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Solution

The fourth proportional to 10,158.24, 15,224.36 and 5,226.96 is: 7,833.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,158.24 : 15,224.36 = 5,226.96 : x
  2. Step 2: Convert to fraction form
    10,158.24/15,224.36 = 5,226.96/x
  3. Step 3: Cross multiply
    10,158.24x = 15,224.36 × 5,226.96
  4. Step 4: Simplify right side
    10,158.24x = 79,577,120.75
  5. Step 5: Solve for x
    x = 79,577,120.75/10,158.24
  6. Step 6: Final answer
    x = 7,833.75

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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.