Home / 2,201.10-3,036.65-1,360.95

Finding the Fourth Proportional to 2,201.10, 3,036.65 and 1,360.95

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Solution

The fourth proportional to 2,201.10, 3,036.65 and 1,360.95 is: 1,877.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,201.10 : 3,036.65 = 1,360.95 : x
  2. Step 2: Convert to fraction form
    2,201.10/3,036.65 = 1,360.95/x
  3. Step 3: Cross multiply
    2,201.10x = 3,036.65 × 1,360.95
  4. Step 4: Simplify right side
    2,201.10x = 4,132,722.01
  5. Step 5: Solve for x
    x = 4,132,722.01/2,201.10
  6. Step 6: Final answer
    x = 1,877.57

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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.