Home / 5,769.55-8,652.39-1,873

Finding the Fourth Proportional to 5,769.55, 8,652.39 and 1,873

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Solution

The fourth proportional to 5,769.55, 8,652.39 and 1,873 is: 2,808.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,769.55 : 8,652.39 = 1,873 : x
  2. Step 2: Convert to fraction form
    5,769.55/8,652.39 = 1,873/x
  3. Step 3: Cross multiply
    5,769.55x = 8,652.39 × 1,873
  4. Step 4: Simplify right side
    5,769.55x = 16,205,926.47
  5. Step 5: Solve for x
    x = 16,205,926.47/5,769.55
  6. Step 6: Final answer
    x = 2,808.87

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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.