Home / 3,348.20-5,022.14-1,039.72

Finding the Fourth Proportional to 3,348.20, 5,022.14 and 1,039.72

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Solution

The fourth proportional to 3,348.20, 5,022.14 and 1,039.72 is: 1,559.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,348.20 : 5,022.14 = 1,039.72 : x
  2. Step 2: Convert to fraction form
    3,348.20/5,022.14 = 1,039.72/x
  3. Step 3: Cross multiply
    3,348.20x = 5,022.14 × 1,039.72
  4. Step 4: Simplify right side
    3,348.20x = 5,221,619.40
  5. Step 5: Solve for x
    x = 5,221,619.40/3,348.20
  6. Step 6: Final answer
    x = 1,559.53

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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.