Home / 6,422.24-9,634.28-2,038.68

Finding the Fourth Proportional to 6,422.24, 9,634.28 and 2,038.68

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Solution

The fourth proportional to 6,422.24, 9,634.28 and 2,038.68 is: 3,058.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,422.24 : 9,634.28 = 2,038.68 : x
  2. Step 2: Convert to fraction form
    6,422.24/9,634.28 = 2,038.68/x
  3. Step 3: Cross multiply
    6,422.24x = 9,634.28 × 2,038.68
  4. Step 4: Simplify right side
    6,422.24x = 19,641,213.95
  5. Step 5: Solve for x
    x = 19,641,213.95/6,422.24
  6. Step 6: Final answer
    x = 3,058.31

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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.