Home / 2,209.04-3,053.44-2,001.68

Finding the Fourth Proportional to 2,209.04, 3,053.44 and 2,001.68

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Solution

The fourth proportional to 2,209.04, 3,053.44 and 2,001.68 is: 2,766.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,209.04 : 3,053.44 = 2,001.68 : x
  2. Step 2: Convert to fraction form
    2,209.04/3,053.44 = 2,001.68/x
  3. Step 3: Cross multiply
    2,209.04x = 3,053.44 × 2,001.68
  4. Step 4: Simplify right side
    2,209.04x = 6,112,009.78
  5. Step 5: Solve for x
    x = 6,112,009.78/2,209.04
  6. Step 6: Final answer
    x = 2,766.82

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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.