Home / 2,211.74-3,053.33-2,091.14

Finding the Fourth Proportional to 2,211.74, 3,053.33 and 2,091.14

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Solution

The fourth proportional to 2,211.74, 3,053.33 and 2,091.14 is: 2,886.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,211.74 : 3,053.33 = 2,091.14 : x
  2. Step 2: Convert to fraction form
    2,211.74/3,053.33 = 2,091.14/x
  3. Step 3: Cross multiply
    2,211.74x = 3,053.33 × 2,091.14
  4. Step 4: Simplify right side
    2,211.74x = 6,384,914.77
  5. Step 5: Solve for x
    x = 6,384,914.77/2,211.74
  6. Step 6: Final answer
    x = 2,886.84

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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.