Home / 3,260.80-4,888.32-1,531.52

Finding the Fourth Proportional to 3,260.80, 4,888.32 and 1,531.52

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Solution

The fourth proportional to 3,260.80, 4,888.32 and 1,531.52 is: 2,295.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,260.80 : 4,888.32 = 1,531.52 : x
  2. Step 2: Convert to fraction form
    3,260.80/4,888.32 = 1,531.52/x
  3. Step 3: Cross multiply
    3,260.80x = 4,888.32 × 1,531.52
  4. Step 4: Simplify right side
    3,260.80x = 7,486,559.85
  5. Step 5: Solve for x
    x = 7,486,559.85/3,260.80
  6. Step 6: Final answer
    x = 2,295.93

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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.