Home / 4,223.21-6,334.77-1,103.18

Finding the Fourth Proportional to 4,223.21, 6,334.77 and 1,103.18

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Solution

The fourth proportional to 4,223.21, 6,334.77 and 1,103.18 is: 1,654.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,223.21 : 6,334.77 = 1,103.18 : x
  2. Step 2: Convert to fraction form
    4,223.21/6,334.77 = 1,103.18/x
  3. Step 3: Cross multiply
    4,223.21x = 6,334.77 × 1,103.18
  4. Step 4: Simplify right side
    4,223.21x = 6,988,391.57
  5. Step 5: Solve for x
    x = 6,988,391.57/4,223.21
  6. Step 6: Final answer
    x = 1,654.76

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Similar ratio
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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.