Home / 3,039.60-4,558.14-1,190.46

Finding the Fourth Proportional to 3,039.60, 4,558.14 and 1,190.46

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Solution

The fourth proportional to 3,039.60, 4,558.14 and 1,190.46 is: 1,785.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,039.60 : 4,558.14 = 1,190.46 : x
  2. Step 2: Convert to fraction form
    3,039.60/4,558.14 = 1,190.46/x
  3. Step 3: Cross multiply
    3,039.60x = 4,558.14 × 1,190.46
  4. Step 4: Simplify right side
    3,039.60x = 5,426,283.34
  5. Step 5: Solve for x
    x = 5,426,283.34/3,039.60
  6. Step 6: Final answer
    x = 1,785.20

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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.