Home / 5,575.78-7,695.36-3,451.99

Finding the Fourth Proportional to 5,575.78, 7,695.36 and 3,451.99

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Solution

The fourth proportional to 5,575.78, 7,695.36 and 3,451.99 is: 4,764.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,575.78 : 7,695.36 = 3,451.99 : x
  2. Step 2: Convert to fraction form
    5,575.78/7,695.36 = 3,451.99/x
  3. Step 3: Cross multiply
    5,575.78x = 7,695.36 × 3,451.99
  4. Step 4: Simplify right side
    5,575.78x = 26,564,305.77
  5. Step 5: Solve for x
    x = 26,564,305.77/5,575.78
  6. Step 6: Final answer
    x = 4,764.23

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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.