Home / 3,465.12-5,197.64-1,517.48

Finding the Fourth Proportional to 3,465.12, 5,197.64 and 1,517.48

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Solution

The fourth proportional to 3,465.12, 5,197.64 and 1,517.48 is: 2,276.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,465.12 : 5,197.64 = 1,517.48 : x
  2. Step 2: Convert to fraction form
    3,465.12/5,197.64 = 1,517.48/x
  3. Step 3: Cross multiply
    3,465.12x = 5,197.64 × 1,517.48
  4. Step 4: Simplify right side
    3,465.12x = 7,887,314.75
  5. Step 5: Solve for x
    x = 7,887,314.75/3,465.12
  6. Step 6: Final answer
    x = 2,276.20

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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.