Home / 4,913.26-6,780.43-2,675.23

Finding the Fourth Proportional to 4,913.26, 6,780.43 and 2,675.23

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Solution

The fourth proportional to 4,913.26, 6,780.43 and 2,675.23 is: 3,691.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,913.26 : 6,780.43 = 2,675.23 : x
  2. Step 2: Convert to fraction form
    4,913.26/6,780.43 = 2,675.23/x
  3. Step 3: Cross multiply
    4,913.26x = 6,780.43 × 2,675.23
  4. Step 4: Simplify right side
    4,913.26x = 18,139,209.75
  5. Step 5: Solve for x
    x = 18,139,209.75/4,913.26
  6. Step 6: Final answer
    x = 3,691.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.