Home / 2,454.22-3,681.37-699.26

Finding the Fourth Proportional to 2,454.22, 3,681.37 and 699.26

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Solution

The fourth proportional to 2,454.22, 3,681.37 and 699.26 is: 1,048.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,454.22 : 3,681.37 = 699.26 : x
  2. Step 2: Convert to fraction form
    2,454.22/3,681.37 = 699.26/x
  3. Step 3: Cross multiply
    2,454.22x = 3,681.37 × 699.26
  4. Step 4: Simplify right side
    2,454.22x = 2,574,231.29
  5. Step 5: Solve for x
    x = 2,574,231.29/2,454.22
  6. Step 6: Final answer
    x = 1,048.90

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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.