Home / 2,203.30-3,302.90-1,106.38

Finding the Fourth Proportional to 2,203.30, 3,302.90 and 1,106.38

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Solution

The fourth proportional to 2,203.30, 3,302.90 and 1,106.38 is: 1,658.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,203.30 : 3,302.90 = 1,106.38 : x
  2. Step 2: Convert to fraction form
    2,203.30/3,302.90 = 1,106.38/x
  3. Step 3: Cross multiply
    2,203.30x = 3,302.90 × 1,106.38
  4. Step 4: Simplify right side
    2,203.30x = 3,654,262.50
  5. Step 5: Solve for x
    x = 3,654,262.50/2,203.30
  6. Step 6: Final answer
    x = 1,658.54

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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.