Home / 3,101.68-4,673.84-2,565.87

Finding the Fourth Proportional to 3,101.68, 4,673.84 and 2,565.87

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Solution

The fourth proportional to 3,101.68, 4,673.84 and 2,565.87 is: 3,866.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,101.68 : 4,673.84 = 2,565.87 : x
  2. Step 2: Convert to fraction form
    3,101.68/4,673.84 = 2,565.87/x
  3. Step 3: Cross multiply
    3,101.68x = 4,673.84 × 2,565.87
  4. Step 4: Simplify right side
    3,101.68x = 11,992,465.84
  5. Step 5: Solve for x
    x = 11,992,465.84/3,101.68
  6. Step 6: Final answer
    x = 3,866.44

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.