Home / 2,202.12-3,036.69-1,888.52

Finding the Fourth Proportional to 2,202.12, 3,036.69 and 1,888.52

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Solution

The fourth proportional to 2,202.12, 3,036.69 and 1,888.52 is: 2,604.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,202.12 : 3,036.69 = 1,888.52 : x
  2. Step 2: Convert to fraction form
    2,202.12/3,036.69 = 1,888.52/x
  3. Step 3: Cross multiply
    2,202.12x = 3,036.69 × 1,888.52
  4. Step 4: Simplify right side
    2,202.12x = 5,734,834.62
  5. Step 5: Solve for x
    x = 5,734,834.62/2,202.12
  6. Step 6: Final answer
    x = 2,604.23

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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.