Home / 8,065.60-11,124-5,273.92

Finding the Fourth Proportional to 8,065.60, 11,124 and 5,273.92

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Solution

The fourth proportional to 8,065.60, 11,124 and 5,273.92 is: 7,273.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,065.60 : 11,124 = 5,273.92 : x
  2. Step 2: Convert to fraction form
    8,065.60/11,124 = 5,273.92/x
  3. Step 3: Cross multiply
    8,065.60x = 11,124 × 5,273.92
  4. Step 4: Simplify right side
    8,065.60x = 58,667,086.08
  5. Step 5: Solve for x
    x = 58,667,086.08/8,065.60
  6. Step 6: Final answer
    x = 7,273.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.