Home / 2,049.14-3,073.70-750.30

Finding the Fourth Proportional to 2,049.14, 3,073.70 and 750.30

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Solution

The fourth proportional to 2,049.14, 3,073.70 and 750.30 is: 1,125.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,049.14 : 3,073.70 = 750.30 : x
  2. Step 2: Convert to fraction form
    2,049.14/3,073.70 = 750.30/x
  3. Step 3: Cross multiply
    2,049.14x = 3,073.70 × 750.30
  4. Step 4: Simplify right side
    2,049.14x = 2,306,197.11
  5. Step 5: Solve for x
    x = 2,306,197.11/2,049.14
  6. Step 6: Final answer
    x = 1,125.45

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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.