Home / 3,364.80-5,043.24-1,513.74

Finding the Fourth Proportional to 3,364.80, 5,043.24 and 1,513.74

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Solution

The fourth proportional to 3,364.80, 5,043.24 and 1,513.74 is: 2,268.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,364.80 : 5,043.24 = 1,513.74 : x
  2. Step 2: Convert to fraction form
    3,364.80/5,043.24 = 1,513.74/x
  3. Step 3: Cross multiply
    3,364.80x = 5,043.24 × 1,513.74
  4. Step 4: Simplify right side
    3,364.80x = 7,634,154.12
  5. Step 5: Solve for x
    x = 7,634,154.12/3,364.80
  6. Step 6: Final answer
    x = 2,268.83

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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.