Home / 4,684.80-7,025.15-1,761.06

Finding the Fourth Proportional to 4,684.80, 7,025.15 and 1,761.06

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Solution

The fourth proportional to 4,684.80, 7,025.15 and 1,761.06 is: 2,640.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,684.80 : 7,025.15 = 1,761.06 : x
  2. Step 2: Convert to fraction form
    4,684.80/7,025.15 = 1,761.06/x
  3. Step 3: Cross multiply
    4,684.80x = 7,025.15 × 1,761.06
  4. Step 4: Simplify right side
    4,684.80x = 12,371,710.66
  5. Step 5: Solve for x
    x = 12,371,710.66/4,684.80
  6. Step 6: Final answer
    x = 2,640.82

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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.