Home / 2,249.30-3,103.50-1,365.08

Finding the Fourth Proportional to 2,249.30, 3,103.50 and 1,365.08

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Solution

The fourth proportional to 2,249.30, 3,103.50 and 1,365.08 is: 1,883.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,249.30 : 3,103.50 = 1,365.08 : x
  2. Step 2: Convert to fraction form
    2,249.30/3,103.50 = 1,365.08/x
  3. Step 3: Cross multiply
    2,249.30x = 3,103.50 × 1,365.08
  4. Step 4: Simplify right side
    2,249.30x = 4,236,510.26
  5. Step 5: Solve for x
    x = 4,236,510.26/2,249.30
  6. Step 6: Final answer
    x = 1,883.48

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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.