Home / 3,441.40-4,749.30-1,949.24

Finding the Fourth Proportional to 3,441.40, 4,749.30 and 1,949.24

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Solution

The fourth proportional to 3,441.40, 4,749.30 and 1,949.24 is: 2,690.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,441.40 : 4,749.30 = 1,949.24 : x
  2. Step 2: Convert to fraction form
    3,441.40/4,749.30 = 1,949.24/x
  3. Step 3: Cross multiply
    3,441.40x = 4,749.30 × 1,949.24
  4. Step 4: Simplify right side
    3,441.40x = 9,257,525.53
  5. Step 5: Solve for x
    x = 9,257,525.53/3,441.40
  6. Step 6: Final answer
    x = 2,690.05

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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.