Home / 4,105.07-6,158.20-1,507.80

Finding the Fourth Proportional to 4,105.07, 6,158.20 and 1,507.80

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Solution

The fourth proportional to 4,105.07, 6,158.20 and 1,507.80 is: 2,261.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,105.07 : 6,158.20 = 1,507.80 : x
  2. Step 2: Convert to fraction form
    4,105.07/6,158.20 = 1,507.80/x
  3. Step 3: Cross multiply
    4,105.07x = 6,158.20 × 1,507.80
  4. Step 4: Simplify right side
    4,105.07x = 9,285,337.73
  5. Step 5: Solve for x
    x = 9,285,337.73/4,105.07
  6. Step 6: Final answer
    x = 2,261.92

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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.