Home / 2,675.21-4,013.49-1,114.69

Finding the Fourth Proportional to 2,675.21, 4,013.49 and 1,114.69

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Solution

The fourth proportional to 2,675.21, 4,013.49 and 1,114.69 is: 1,672.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,675.21 : 4,013.49 = 1,114.69 : x
  2. Step 2: Convert to fraction form
    2,675.21/4,013.49 = 1,114.69/x
  3. Step 3: Cross multiply
    2,675.21x = 4,013.49 × 1,114.69
  4. Step 4: Simplify right side
    2,675.21x = 4,473,797.17
  5. Step 5: Solve for x
    x = 4,473,797.17/2,675.21
  6. Step 6: Final answer
    x = 1,672.32

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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.