Home / 4,089.45-6,124.83-3,209.95

Finding the Fourth Proportional to 4,089.45, 6,124.83 and 3,209.95

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Solution

The fourth proportional to 4,089.45, 6,124.83 and 3,209.95 is: 4,807.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,089.45 : 6,124.83 = 3,209.95 : x
  2. Step 2: Convert to fraction form
    4,089.45/6,124.83 = 3,209.95/x
  3. Step 3: Cross multiply
    4,089.45x = 6,124.83 × 3,209.95
  4. Step 4: Simplify right side
    4,089.45x = 19,660,398.06
  5. Step 5: Solve for x
    x = 19,660,398.06/4,089.45
  6. Step 6: Final answer
    x = 4,807.59

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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.