Home / 2,469.04-3,703.55-620.15

Finding the Fourth Proportional to 2,469.04, 3,703.55 and 620.15

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Solution

The fourth proportional to 2,469.04, 3,703.55 and 620.15 is: 930.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,469.04 : 3,703.55 = 620.15 : x
  2. Step 2: Convert to fraction form
    2,469.04/3,703.55 = 620.15/x
  3. Step 3: Cross multiply
    2,469.04x = 3,703.55 × 620.15
  4. Step 4: Simplify right side
    2,469.04x = 2,296,756.53
  5. Step 5: Solve for x
    x = 2,296,756.53/2,469.04
  6. Step 6: Final answer
    x = 930.22

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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.