Home / 3,480.80-4,801.83-2,535.12

Finding the Fourth Proportional to 3,480.80, 4,801.83 and 2,535.12

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Solution

The fourth proportional to 3,480.80, 4,801.83 and 2,535.12 is: 3,497.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,480.80 : 4,801.83 = 2,535.12 : x
  2. Step 2: Convert to fraction form
    3,480.80/4,801.83 = 2,535.12/x
  3. Step 3: Cross multiply
    3,480.80x = 4,801.83 × 2,535.12
  4. Step 4: Simplify right side
    3,480.80x = 12,173,215.27
  5. Step 5: Solve for x
    x = 12,173,215.27/3,480.80
  6. Step 6: Final answer
    x = 3,497.25

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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.