Home / 4,817.48-7,217.30-2,628.05

Finding the Fourth Proportional to 4,817.48, 7,217.30 and 2,628.05

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Solution

The fourth proportional to 4,817.48, 7,217.30 and 2,628.05 is: 3,937.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,817.48 : 7,217.30 = 2,628.05 : x
  2. Step 2: Convert to fraction form
    4,817.48/7,217.30 = 2,628.05/x
  3. Step 3: Cross multiply
    4,817.48x = 7,217.30 × 2,628.05
  4. Step 4: Simplify right side
    4,817.48x = 18,967,395.75
  5. Step 5: Solve for x
    x = 18,967,395.75/4,817.48
  6. Step 6: Final answer
    x = 3,937.21

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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.