Home / 2,701.12-3,728.56-1,769.68

Finding the Fourth Proportional to 2,701.12, 3,728.56 and 1,769.68

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Solution

The fourth proportional to 2,701.12, 3,728.56 and 1,769.68 is: 2,442.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,701.12 : 3,728.56 = 1,769.68 : x
  2. Step 2: Convert to fraction form
    2,701.12/3,728.56 = 1,769.68/x
  3. Step 3: Cross multiply
    2,701.12x = 3,728.56 × 1,769.68
  4. Step 4: Simplify right side
    2,701.12x = 6,598,358.06
  5. Step 5: Solve for x
    x = 6,598,358.06/2,701.12
  6. Step 6: Final answer
    x = 2,442.82

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1.5x scale

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.