Home / 4,101.32-6,147.66-2,045

Finding the Fourth Proportional to 4,101.32, 6,147.66 and 2,045

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Solution

The fourth proportional to 4,101.32, 6,147.66 and 2,045 is: 3,065.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,101.32 : 6,147.66 = 2,045 : x
  2. Step 2: Convert to fraction form
    4,101.32/6,147.66 = 2,045/x
  3. Step 3: Cross multiply
    4,101.32x = 6,147.66 × 2,045
  4. Step 4: Simplify right side
    4,101.32x = 12,571,964.70
  5. Step 5: Solve for x
    x = 12,571,964.70/4,101.32
  6. Step 6: Final answer
    x = 3,065.35

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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.