Home / 8,926.08-13,391.36-2,769.92

Finding the Fourth Proportional to 8,926.08, 13,391.36 and 2,769.92

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Solution

The fourth proportional to 8,926.08, 13,391.36 and 2,769.92 is: 4,155.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,926.08 : 13,391.36 = 2,769.92 : x
  2. Step 2: Convert to fraction form
    8,926.08/13,391.36 = 2,769.92/x
  3. Step 3: Cross multiply
    8,926.08x = 13,391.36 × 2,769.92
  4. Step 4: Simplify right side
    8,926.08x = 37,092,995.89
  5. Step 5: Solve for x
    x = 37,092,995.89/8,926.08
  6. Step 6: Final answer
    x = 4,155.58

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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.