Home / 2,034.40-3,047.55-1,108.57

Finding the Fourth Proportional to 2,034.40, 3,047.55 and 1,108.57

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Solution

The fourth proportional to 2,034.40, 3,047.55 and 1,108.57 is: 1,660.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,034.40 : 3,047.55 = 1,108.57 : x
  2. Step 2: Convert to fraction form
    2,034.40/3,047.55 = 1,108.57/x
  3. Step 3: Cross multiply
    2,034.40x = 3,047.55 × 1,108.57
  4. Step 4: Simplify right side
    2,034.40x = 3,378,422.50
  5. Step 5: Solve for x
    x = 3,378,422.50/2,034.40
  6. Step 6: Final answer
    x = 1,660.65

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1.5x scale

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.