Home / 4,301.12-5,934.64-2,811.22

Finding the Fourth Proportional to 4,301.12, 5,934.64 and 2,811.22

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Solution

The fourth proportional to 4,301.12, 5,934.64 and 2,811.22 is: 3,878.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,301.12 : 5,934.64 = 2,811.22 : x
  2. Step 2: Convert to fraction form
    4,301.12/5,934.64 = 2,811.22/x
  3. Step 3: Cross multiply
    4,301.12x = 5,934.64 × 2,811.22
  4. Step 4: Simplify right side
    4,301.12x = 16,683,578.66
  5. Step 5: Solve for x
    x = 16,683,578.66/4,301.12
  6. Step 6: Final answer
    x = 3,878.89

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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.