Home / 10,190.56-15,263.24-7,833.20

Finding the Fourth Proportional to 10,190.56, 15,263.24 and 7,833.20

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Solution

The fourth proportional to 10,190.56, 15,263.24 and 7,833.20 is: 11,732.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,190.56 : 15,263.24 = 7,833.20 : x
  2. Step 2: Convert to fraction form
    10,190.56/15,263.24 = 7,833.20/x
  3. Step 3: Cross multiply
    10,190.56x = 15,263.24 × 7,833.20
  4. Step 4: Simplify right side
    10,190.56x = 119,560,011.57
  5. Step 5: Solve for x
    x = 119,560,011.57/10,190.56
  6. Step 6: Final answer
    x = 11,732.43

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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.