Home / 3,104.56-4,655.40-1,155.52

Finding the Fourth Proportional to 3,104.56, 4,655.40 and 1,155.52

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Solution

The fourth proportional to 3,104.56, 4,655.40 and 1,155.52 is: 1,732.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,104.56 : 4,655.40 = 1,155.52 : x
  2. Step 2: Convert to fraction form
    3,104.56/4,655.40 = 1,155.52/x
  3. Step 3: Cross multiply
    3,104.56x = 4,655.40 × 1,155.52
  4. Step 4: Simplify right side
    3,104.56x = 5,379,407.81
  5. Step 5: Solve for x
    x = 5,379,407.81/3,104.56
  6. Step 6: Final answer
    x = 1,732.74

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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.