Home / 3,049.14-4,207.82-1,722.93

Finding the Fourth Proportional to 3,049.14, 4,207.82 and 1,722.93

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Solution

The fourth proportional to 3,049.14, 4,207.82 and 1,722.93 is: 2,377.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,049.14 : 4,207.82 = 1,722.93 : x
  2. Step 2: Convert to fraction form
    3,049.14/4,207.82 = 1,722.93/x
  3. Step 3: Cross multiply
    3,049.14x = 4,207.82 × 1,722.93
  4. Step 4: Simplify right side
    3,049.14x = 7,249,779.31
  5. Step 5: Solve for x
    x = 7,249,779.31/3,049.14
  6. Step 6: Final answer
    x = 2,377.65

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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.