Home / 3,368.12-5,053.55-1,517.94

Finding the Fourth Proportional to 3,368.12, 5,053.55 and 1,517.94

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Solution

The fourth proportional to 3,368.12, 5,053.55 and 1,517.94 is: 2,277.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,368.12 : 5,053.55 = 1,517.94 : x
  2. Step 2: Convert to fraction form
    3,368.12/5,053.55 = 1,517.94/x
  3. Step 3: Cross multiply
    3,368.12x = 5,053.55 × 1,517.94
  4. Step 4: Simplify right side
    3,368.12x = 7,670,978.10
  5. Step 5: Solve for x
    x = 7,670,978.10/3,368.12
  6. Step 6: Final answer
    x = 2,277.53

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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.