Home / 4,233.72-6,309.15-4,106.88

Finding the Fourth Proportional to 4,233.72, 6,309.15 and 4,106.88

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Solution

The fourth proportional to 4,233.72, 6,309.15 and 4,106.88 is: 6,120.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,233.72 : 6,309.15 = 4,106.88 : x
  2. Step 2: Convert to fraction form
    4,233.72/6,309.15 = 4,106.88/x
  3. Step 3: Cross multiply
    4,233.72x = 6,309.15 × 4,106.88
  4. Step 4: Simplify right side
    4,233.72x = 25,910,921.95
  5. Step 5: Solve for x
    x = 25,910,921.95/4,233.72
  6. Step 6: Final answer
    x = 6,120.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.