Home / 2,517.12-3,775.80-1,346.64

Finding the Fourth Proportional to 2,517.12, 3,775.80 and 1,346.64

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Solution

The fourth proportional to 2,517.12, 3,775.80 and 1,346.64 is: 2,020.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,517.12 : 3,775.80 = 1,346.64 : x
  2. Step 2: Convert to fraction form
    2,517.12/3,775.80 = 1,346.64/x
  3. Step 3: Cross multiply
    2,517.12x = 3,775.80 × 1,346.64
  4. Step 4: Simplify right side
    2,517.12x = 5,084,643.31
  5. Step 5: Solve for x
    x = 5,084,643.31/2,517.12
  6. Step 6: Final answer
    x = 2,020.02

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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.