Home / 3,077.12-4,604.32-1,845.28

Finding the Fourth Proportional to 3,077.12, 4,604.32 and 1,845.28

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Solution

The fourth proportional to 3,077.12, 4,604.32 and 1,845.28 is: 2,761.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,077.12 : 4,604.32 = 1,845.28 : x
  2. Step 2: Convert to fraction form
    3,077.12/4,604.32 = 1,845.28/x
  3. Step 3: Cross multiply
    3,077.12x = 4,604.32 × 1,845.28
  4. Step 4: Simplify right side
    3,077.12x = 8,496,259.61
  5. Step 5: Solve for x
    x = 8,496,259.61/3,077.12
  6. Step 6: Final answer
    x = 2,761.11

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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.