Home / 3,260.80-4,867.34-2,801.53

Finding the Fourth Proportional to 3,260.80, 4,867.34 and 2,801.53

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Solution

The fourth proportional to 3,260.80, 4,867.34 and 2,801.53 is: 4,181.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,260.80 : 4,867.34 = 2,801.53 : x
  2. Step 2: Convert to fraction form
    3,260.80/4,867.34 = 2,801.53/x
  3. Step 3: Cross multiply
    3,260.80x = 4,867.34 × 2,801.53
  4. Step 4: Simplify right side
    3,260.80x = 13,635,999.03
  5. Step 5: Solve for x
    x = 13,635,999.03/3,260.80
  6. Step 6: Final answer
    x = 4,181.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.