Home / 4,913.90-7,360.68-3,150.26

Finding the Fourth Proportional to 4,913.90, 7,360.68 and 3,150.26

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Solution

The fourth proportional to 4,913.90, 7,360.68 and 3,150.26 is: 4,718.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,913.90 : 7,360.68 = 3,150.26 : x
  2. Step 2: Convert to fraction form
    4,913.90/7,360.68 = 3,150.26/x
  3. Step 3: Cross multiply
    4,913.90x = 7,360.68 × 3,150.26
  4. Step 4: Simplify right side
    4,913.90x = 23,188,055.78
  5. Step 5: Solve for x
    x = 23,188,055.78/4,913.90
  6. Step 6: Final answer
    x = 4,718.87

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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.