Home / 2,245.03-3,098.84-1,349.42

Finding the Fourth Proportional to 2,245.03, 3,098.84 and 1,349.42

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Solution

The fourth proportional to 2,245.03, 3,098.84 and 1,349.42 is: 1,862.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,245.03 : 3,098.84 = 1,349.42 : x
  2. Step 2: Convert to fraction form
    2,245.03/3,098.84 = 1,349.42/x
  3. Step 3: Cross multiply
    2,245.03x = 3,098.84 × 1,349.42
  4. Step 4: Simplify right side
    2,245.03x = 4,181,636.67
  5. Step 5: Solve for x
    x = 4,181,636.67/2,245.03
  6. Step 6: Final answer
    x = 1,862.62

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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.