Home / 2,691.08-3,708.55-2,317.94

Finding the Fourth Proportional to 2,691.08, 3,708.55 and 2,317.94

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Solution

The fourth proportional to 2,691.08, 3,708.55 and 2,317.94 is: 3,194.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,691.08 : 3,708.55 = 2,317.94 : x
  2. Step 2: Convert to fraction form
    2,691.08/3,708.55 = 2,317.94/x
  3. Step 3: Cross multiply
    2,691.08x = 3,708.55 × 2,317.94
  4. Step 4: Simplify right side
    2,691.08x = 8,596,196.39
  5. Step 5: Solve for x
    x = 8,596,196.39/2,691.08
  6. Step 6: Final answer
    x = 3,194.33

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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.