Home / 4,223.21-6,334.97-1,451.80

Finding the Fourth Proportional to 4,223.21, 6,334.97 and 1,451.80

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Solution

The fourth proportional to 4,223.21, 6,334.97 and 1,451.80 is: 2,177.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,223.21 : 6,334.97 = 1,451.80 : x
  2. Step 2: Convert to fraction form
    4,223.21/6,334.97 = 1,451.80/x
  3. Step 3: Cross multiply
    4,223.21x = 6,334.97 × 1,451.80
  4. Step 4: Simplify right side
    4,223.21x = 9,197,081.40
  5. Step 5: Solve for x
    x = 9,197,081.40/4,223.21
  6. Step 6: Final answer
    x = 2,177.75

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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.