Home / 5,101.08-7,652.52-1,769.76

Finding the Fourth Proportional to 5,101.08, 7,652.52 and 1,769.76

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Solution

The fourth proportional to 5,101.08, 7,652.52 and 1,769.76 is: 2,654.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,101.08 : 7,652.52 = 1,769.76 : x
  2. Step 2: Convert to fraction form
    5,101.08/7,652.52 = 1,769.76/x
  3. Step 3: Cross multiply
    5,101.08x = 7,652.52 × 1,769.76
  4. Step 4: Simplify right side
    5,101.08x = 13,543,123.80
  5. Step 5: Solve for x
    x = 13,543,123.80/5,101.08
  6. Step 6: Final answer
    x = 2,654.95

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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.