Home / 10,633.44-15,951.78-5,437.56

Finding the Fourth Proportional to 10,633.44, 15,951.78 and 5,437.56

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Solution

The fourth proportional to 10,633.44, 15,951.78 and 5,437.56 is: 8,157.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,633.44 : 15,951.78 = 5,437.56 : x
  2. Step 2: Convert to fraction form
    10,633.44/15,951.78 = 5,437.56/x
  3. Step 3: Cross multiply
    10,633.44x = 15,951.78 × 5,437.56
  4. Step 4: Simplify right side
    10,633.44x = 86,738,760.86
  5. Step 5: Solve for x
    x = 86,738,760.86/10,633.44
  6. Step 6: Final answer
    x = 8,157.17

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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.