Home / 2,769.95-4,154.90-1,601.70

Finding the Fourth Proportional to 2,769.95, 4,154.90 and 1,601.70

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Solution

The fourth proportional to 2,769.95, 4,154.90 and 1,601.70 is: 2,402.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,769.95 : 4,154.90 = 1,601.70 : x
  2. Step 2: Convert to fraction form
    2,769.95/4,154.90 = 1,601.70/x
  3. Step 3: Cross multiply
    2,769.95x = 4,154.90 × 1,601.70
  4. Step 4: Simplify right side
    2,769.95x = 6,654,895.32
  5. Step 5: Solve for x
    x = 6,654,895.32/2,769.95
  6. Step 6: Final answer
    x = 2,402.54

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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.