Home / 2,748.43-4,118.91-1,513.99

Finding the Fourth Proportional to 2,748.43, 4,118.91 and 1,513.99

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Solution

The fourth proportional to 2,748.43, 4,118.91 and 1,513.99 is: 2,268.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,748.43 : 4,118.91 = 1,513.99 : x
  2. Step 2: Convert to fraction form
    2,748.43/4,118.91 = 1,513.99/x
  3. Step 3: Cross multiply
    2,748.43x = 4,118.91 × 1,513.99
  4. Step 4: Simplify right side
    2,748.43x = 6,235,988.55
  5. Step 5: Solve for x
    x = 6,235,988.55/2,748.43
  6. Step 6: Final answer
    x = 2,268.93

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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.