Home / 3,039.22-4,559.28-1,190.35

Finding the Fourth Proportional to 3,039.22, 4,559.28 and 1,190.35

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Solution

The fourth proportional to 3,039.22, 4,559.28 and 1,190.35 is: 1,785.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,039.22 : 4,559.28 = 1,190.35 : x
  2. Step 2: Convert to fraction form
    3,039.22/4,559.28 = 1,190.35/x
  3. Step 3: Cross multiply
    3,039.22x = 4,559.28 × 1,190.35
  4. Step 4: Simplify right side
    3,039.22x = 5,427,138.95
  5. Step 5: Solve for x
    x = 5,427,138.95/3,039.22
  6. Step 6: Final answer
    x = 1,785.70

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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.