Home / 5,809.52-8,018.30-3,451.21

Finding the Fourth Proportional to 5,809.52, 8,018.30 and 3,451.21

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Solution

The fourth proportional to 5,809.52, 8,018.30 and 3,451.21 is: 4,763.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,809.52 : 8,018.30 = 3,451.21 : x
  2. Step 2: Convert to fraction form
    5,809.52/8,018.30 = 3,451.21/x
  3. Step 3: Cross multiply
    5,809.52x = 8,018.30 × 3,451.21
  4. Step 4: Simplify right side
    5,809.52x = 27,672,825.73
  5. Step 5: Solve for x
    x = 27,672,825.73/5,809.52
  6. Step 6: Final answer
    x = 4,763.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.