Home / 3,039.89-4,557.38-1,190.66

Finding the Fourth Proportional to 3,039.89, 4,557.38 and 1,190.66

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Solution

The fourth proportional to 3,039.89, 4,557.38 and 1,190.66 is: 1,785.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,039.89 : 4,557.38 = 1,190.66 : x
  2. Step 2: Convert to fraction form
    3,039.89/4,557.38 = 1,190.66/x
  3. Step 3: Cross multiply
    3,039.89x = 4,557.38 × 1,190.66
  4. Step 4: Simplify right side
    3,039.89x = 5,426,261.33
  5. Step 5: Solve for x
    x = 5,426,261.33/3,039.89
  6. Step 6: Final answer
    x = 1,785.02

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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.