Home / 2,020.13-3,030.53-633.26

Finding the Fourth Proportional to 2,020.13, 3,030.53 and 633.26

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Solution

The fourth proportional to 2,020.13, 3,030.53 and 633.26 is: 949.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,020.13 : 3,030.53 = 633.26 : x
  2. Step 2: Convert to fraction form
    2,020.13/3,030.53 = 633.26/x
  3. Step 3: Cross multiply
    2,020.13x = 3,030.53 × 633.26
  4. Step 4: Simplify right side
    2,020.13x = 1,919,095.11
  5. Step 5: Solve for x
    x = 1,919,095.11/2,020.13
  6. Step 6: Final answer
    x = 949.99

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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.