Home / 4,913.10-7,369.83-1,626.48

Finding the Fourth Proportional to 4,913.10, 7,369.83 and 1,626.48

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Solution

The fourth proportional to 4,913.10, 7,369.83 and 1,626.48 is: 2,439.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,913.10 : 7,369.83 = 1,626.48 : x
  2. Step 2: Convert to fraction form
    4,913.10/7,369.83 = 1,626.48/x
  3. Step 3: Cross multiply
    4,913.10x = 7,369.83 × 1,626.48
  4. Step 4: Simplify right side
    4,913.10x = 11,986,881.10
  5. Step 5: Solve for x
    x = 11,986,881.10/4,913.10
  6. Step 6: Final answer
    x = 2,439.78

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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.