Home / 5,215.91-7,825.68-2,294.44

Finding the Fourth Proportional to 5,215.91, 7,825.68 and 2,294.44

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Solution

The fourth proportional to 5,215.91, 7,825.68 and 2,294.44 is: 3,442.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,215.91 : 7,825.68 = 2,294.44 : x
  2. Step 2: Convert to fraction form
    5,215.91/7,825.68 = 2,294.44/x
  3. Step 3: Cross multiply
    5,215.91x = 7,825.68 × 2,294.44
  4. Step 4: Simplify right side
    5,215.91x = 17,955,533.66
  5. Step 5: Solve for x
    x = 17,955,533.66/5,215.91
  6. Step 6: Final answer
    x = 3,442.46

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1.5x scale

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.