Home / 4,091.13-5,645.76-2,228.13

Finding the Fourth Proportional to 4,091.13, 5,645.76 and 2,228.13

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Solution

The fourth proportional to 4,091.13, 5,645.76 and 2,228.13 is: 3,074.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,091.13 : 5,645.76 = 2,228.13 : x
  2. Step 2: Convert to fraction form
    4,091.13/5,645.76 = 2,228.13/x
  3. Step 3: Cross multiply
    4,091.13x = 5,645.76 × 2,228.13
  4. Step 4: Simplify right side
    4,091.13x = 12,579,510.42
  5. Step 5: Solve for x
    x = 12,579,510.42/4,091.13
  6. Step 6: Final answer
    x = 3,074.82

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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.