Home / 4,690.56-7,035.91-1,227.81

Finding the Fourth Proportional to 4,690.56, 7,035.91 and 1,227.81

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Solution

The fourth proportional to 4,690.56, 7,035.91 and 1,227.81 is: 1,841.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,690.56 : 7,035.91 = 1,227.81 : x
  2. Step 2: Convert to fraction form
    4,690.56/7,035.91 = 1,227.81/x
  3. Step 3: Cross multiply
    4,690.56x = 7,035.91 × 1,227.81
  4. Step 4: Simplify right side
    4,690.56x = 8,638,760.66
  5. Step 5: Solve for x
    x = 8,638,760.66/4,690.56
  6. Step 6: Final answer
    x = 1,841.73

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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.