Home / 11,131.52-15,360.82-6,095.80

Finding the Fourth Proportional to 11,131.52, 15,360.82 and 6,095.80

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Solution

The fourth proportional to 11,131.52, 15,360.82 and 6,095.80 is: 8,411.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,131.52 : 15,360.82 = 6,095.80 : x
  2. Step 2: Convert to fraction form
    11,131.52/15,360.82 = 6,095.80/x
  3. Step 3: Cross multiply
    11,131.52x = 15,360.82 × 6,095.80
  4. Step 4: Simplify right side
    11,131.52x = 93,636,486.56
  5. Step 5: Solve for x
    x = 93,636,486.56/11,131.52
  6. Step 6: Final answer
    x = 8,411.83

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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.