Home / 2,053.67-3,076.61-1,218.97

Finding the Fourth Proportional to 2,053.67, 3,076.61 and 1,218.97

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Solution

The fourth proportional to 2,053.67, 3,076.61 and 1,218.97 is: 1,826.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,053.67 : 3,076.61 = 1,218.97 : x
  2. Step 2: Convert to fraction form
    2,053.67/3,076.61 = 1,218.97/x
  3. Step 3: Cross multiply
    2,053.67x = 3,076.61 × 1,218.97
  4. Step 4: Simplify right side
    2,053.67x = 3,750,295.29
  5. Step 5: Solve for x
    x = 3,750,295.29/2,053.67
  6. Step 6: Final answer
    x = 1,826.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.