Home / 2,200.24-3,036.27-1,205.63

Finding the Fourth Proportional to 2,200.24, 3,036.27 and 1,205.63

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Solution

The fourth proportional to 2,200.24, 3,036.27 and 1,205.63 is: 1,663.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,200.24 : 3,036.27 = 1,205.63 : x
  2. Step 2: Convert to fraction form
    2,200.24/3,036.27 = 1,205.63/x
  3. Step 3: Cross multiply
    2,200.24x = 3,036.27 × 1,205.63
  4. Step 4: Simplify right side
    2,200.24x = 3,660,618.20
  5. Step 5: Solve for x
    x = 3,660,618.20/2,200.24
  6. Step 6: Final answer
    x = 1,663.74

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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.