Home / 3,081.68-4,622.06-1,001.87

Finding the Fourth Proportional to 3,081.68, 4,622.06 and 1,001.87

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Solution

The fourth proportional to 3,081.68, 4,622.06 and 1,001.87 is: 1,502.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,081.68 : 4,622.06 = 1,001.87 : x
  2. Step 2: Convert to fraction form
    3,081.68/4,622.06 = 1,001.87/x
  3. Step 3: Cross multiply
    3,081.68x = 4,622.06 × 1,001.87
  4. Step 4: Simplify right side
    3,081.68x = 4,630,675.13
  5. Step 5: Solve for x
    x = 4,630,675.13/3,081.68
  6. Step 6: Final answer
    x = 1,502.65

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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.