Home / 4,913.70-7,369.79-1,626.52

Finding the Fourth Proportional to 4,913.70, 7,369.79 and 1,626.52

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Solution

The fourth proportional to 4,913.70, 7,369.79 and 1,626.52 is: 2,439.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,913.70 : 7,369.79 = 1,626.52 : x
  2. Step 2: Convert to fraction form
    4,913.70/7,369.79 = 1,626.52/x
  3. Step 3: Cross multiply
    4,913.70x = 7,369.79 × 1,626.52
  4. Step 4: Simplify right side
    4,913.70x = 11,987,110.83
  5. Step 5: Solve for x
    x = 11,987,110.83/4,913.70
  6. Step 6: Final answer
    x = 2,439.53

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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.