Home / 2,607.06-3,906.03-1,631.70

Finding the Fourth Proportional to 2,607.06, 3,906.03 and 1,631.70

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Solution

The fourth proportional to 2,607.06, 3,906.03 and 1,631.70 is: 2,444.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,607.06 : 3,906.03 = 1,631.70 : x
  2. Step 2: Convert to fraction form
    2,607.06/3,906.03 = 1,631.70/x
  3. Step 3: Cross multiply
    2,607.06x = 3,906.03 × 1,631.70
  4. Step 4: Simplify right side
    2,607.06x = 6,373,469.15
  5. Step 5: Solve for x
    x = 6,373,469.15/2,607.06
  6. Step 6: Final answer
    x = 2,444.70

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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.