Home / 2,208.54-3,029.61-2,089.35

Finding the Fourth Proportional to 2,208.54, 3,029.61 and 2,089.35

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Solution

The fourth proportional to 2,208.54, 3,029.61 and 2,089.35 is: 2,866.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,208.54 : 3,029.61 = 2,089.35 : x
  2. Step 2: Convert to fraction form
    2,208.54/3,029.61 = 2,089.35/x
  3. Step 3: Cross multiply
    2,208.54x = 3,029.61 × 2,089.35
  4. Step 4: Simplify right side
    2,208.54x = 6,329,915.65
  5. Step 5: Solve for x
    x = 6,329,915.65/2,208.54
  6. Step 6: Final answer
    x = 2,866.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.