Home / 10,190.13-15,262.60-7,832.76

Finding the Fourth Proportional to 10,190.13, 15,262.60 and 7,832.76

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Solution

The fourth proportional to 10,190.13, 15,262.60 and 7,832.76 is: 11,731.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,190.13 : 15,262.60 = 7,832.76 : x
  2. Step 2: Convert to fraction form
    10,190.13/15,262.60 = 7,832.76/x
  3. Step 3: Cross multiply
    10,190.13x = 15,262.60 × 7,832.76
  4. Step 4: Simplify right side
    10,190.13x = 119,548,282.78
  5. Step 5: Solve for x
    x = 119,548,282.78/10,190.13
  6. Step 6: Final answer
    x = 11,731.77

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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.