Home / 2,769.60-3,822.02-1,510.66

Finding the Fourth Proportional to 2,769.60, 3,822.02 and 1,510.66

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Solution

The fourth proportional to 2,769.60, 3,822.02 and 1,510.66 is: 2,084.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,769.60 : 3,822.02 = 1,510.66 : x
  2. Step 2: Convert to fraction form
    2,769.60/3,822.02 = 1,510.66/x
  3. Step 3: Cross multiply
    2,769.60x = 3,822.02 × 1,510.66
  4. Step 4: Simplify right side
    2,769.60x = 5,773,753.62
  5. Step 5: Solve for x
    x = 5,773,753.62/2,769.60
  6. Step 6: Final answer
    x = 2,084.69

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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.