Home / 2,003.23-3,005.18-616.53

Finding the Fourth Proportional to 2,003.23, 3,005.18 and 616.53

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Solution

The fourth proportional to 2,003.23, 3,005.18 and 616.53 is: 924.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,003.23 : 3,005.18 = 616.53 : x
  2. Step 2: Convert to fraction form
    2,003.23/3,005.18 = 616.53/x
  3. Step 3: Cross multiply
    2,003.23x = 3,005.18 × 616.53
  4. Step 4: Simplify right side
    2,003.23x = 1,852,792.68
  5. Step 5: Solve for x
    x = 1,852,792.68/2,003.23
  6. Step 6: Final answer
    x = 924.90

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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.