Home / 4,089.13-5,642.99-2,226.13

Finding the Fourth Proportional to 4,089.13, 5,642.99 and 2,226.13

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Solution

The fourth proportional to 4,089.13, 5,642.99 and 2,226.13 is: 3,072.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,089.13 : 5,642.99 = 2,226.13 : x
  2. Step 2: Convert to fraction form
    4,089.13/5,642.99 = 2,226.13/x
  3. Step 3: Cross multiply
    4,089.13x = 5,642.99 × 2,226.13
  4. Step 4: Simplify right side
    4,089.13x = 12,562,029.33
  5. Step 5: Solve for x
    x = 12,562,029.33/4,089.13
  6. Step 6: Final answer
    x = 3,072.05

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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.