Home / 3,199.10-4,797.27-1,118.48

Finding the Fourth Proportional to 3,199.10, 4,797.27 and 1,118.48

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Solution

The fourth proportional to 3,199.10, 4,797.27 and 1,118.48 is: 1,677.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,199.10 : 4,797.27 = 1,118.48 : x
  2. Step 2: Convert to fraction form
    3,199.10/4,797.27 = 1,118.48/x
  3. Step 3: Cross multiply
    3,199.10x = 4,797.27 × 1,118.48
  4. Step 4: Simplify right side
    3,199.10x = 5,365,650.55
  5. Step 5: Solve for x
    x = 5,365,650.55/3,199.10
  6. Step 6: Final answer
    x = 1,677.24

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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.