Home / 11,137.59-15,369.21-6,100.92

Finding the Fourth Proportional to 11,137.59, 15,369.21 and 6,100.92

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Solution

The fourth proportional to 11,137.59, 15,369.21 and 6,100.92 is: 8,418.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,137.59 : 15,369.21 = 6,100.92 : x
  2. Step 2: Convert to fraction form
    11,137.59/15,369.21 = 6,100.92/x
  3. Step 3: Cross multiply
    11,137.59x = 15,369.21 × 6,100.92
  4. Step 4: Simplify right side
    11,137.59x = 93,766,320.67
  5. Step 5: Solve for x
    x = 93,766,320.67/11,137.59
  6. Step 6: Final answer
    x = 8,418.91

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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.