Home / 4,520.80-6,238.40-2,531.52

Finding the Fourth Proportional to 4,520.80, 6,238.40 and 2,531.52

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Solution

The fourth proportional to 4,520.80, 6,238.40 and 2,531.52 is: 3,493.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,520.80 : 6,238.40 = 2,531.52 : x
  2. Step 2: Convert to fraction form
    4,520.80/6,238.40 = 2,531.52/x
  3. Step 3: Cross multiply
    4,520.80x = 6,238.40 × 2,531.52
  4. Step 4: Simplify right side
    4,520.80x = 15,792,634.37
  5. Step 5: Solve for x
    x = 15,792,634.37/4,520.80
  6. Step 6: Final answer
    x = 3,493.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.