Home / 11,186.43-15,437.66-6,151.03

Finding the Fourth Proportional to 11,186.43, 15,437.66 and 6,151.03

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Solution

The fourth proportional to 11,186.43, 15,437.66 and 6,151.03 is: 8,488.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,186.43 : 15,437.66 = 6,151.03 : x
  2. Step 2: Convert to fraction form
    11,186.43/15,437.66 = 6,151.03/x
  3. Step 3: Cross multiply
    11,186.43x = 15,437.66 × 6,151.03
  4. Step 4: Simplify right side
    11,186.43x = 94,957,486.57
  5. Step 5: Solve for x
    x = 94,957,486.57/11,186.43
  6. Step 6: Final answer
    x = 8,488.63

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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.