Home / 3,723.67-5,586.32-1,126.81

Finding the Fourth Proportional to 3,723.67, 5,586.32 and 1,126.81

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Solution

The fourth proportional to 3,723.67, 5,586.32 and 1,126.81 is: 1,690.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,723.67 : 5,586.32 = 1,126.81 : x
  2. Step 2: Convert to fraction form
    3,723.67/5,586.32 = 1,126.81/x
  3. Step 3: Cross multiply
    3,723.67x = 5,586.32 × 1,126.81
  4. Step 4: Simplify right side
    3,723.67x = 6,294,724.70
  5. Step 5: Solve for x
    x = 6,294,724.70/3,723.67
  6. Step 6: Final answer
    x = 1,690.46

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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.