Home / 2,949.13-4,421.12-1,193.05

Finding the Fourth Proportional to 2,949.13, 4,421.12 and 1,193.05

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Solution

The fourth proportional to 2,949.13, 4,421.12 and 1,193.05 is: 1,788.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,949.13 : 4,421.12 = 1,193.05 : x
  2. Step 2: Convert to fraction form
    2,949.13/4,421.12 = 1,193.05/x
  3. Step 3: Cross multiply
    2,949.13x = 4,421.12 × 1,193.05
  4. Step 4: Simplify right side
    2,949.13x = 5,274,611.25
  5. Step 5: Solve for x
    x = 5,274,611.25/2,949.13
  6. Step 6: Final answer
    x = 1,788.53

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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.