Home / 2,423.04-3,635.12-779.36

Finding the Fourth Proportional to 2,423.04, 3,635.12 and 779.36

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Solution

The fourth proportional to 2,423.04, 3,635.12 and 779.36 is: 1,169.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,423.04 : 3,635.12 = 779.36 : x
  2. Step 2: Convert to fraction form
    2,423.04/3,635.12 = 779.36/x
  3. Step 3: Cross multiply
    2,423.04x = 3,635.12 × 779.36
  4. Step 4: Simplify right side
    2,423.04x = 2,833,067.12
  5. Step 5: Solve for x
    x = 2,833,067.12/2,423.04
  6. Step 6: Final answer
    x = 1,169.22

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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.