Home / 11,186.24-15,437.34-6,150.20

Finding the Fourth Proportional to 11,186.24, 15,437.34 and 6,150.20

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Solution

The fourth proportional to 11,186.24, 15,437.34 and 6,150.20 is: 8,487.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,186.24 : 15,437.34 = 6,150.20 : x
  2. Step 2: Convert to fraction form
    11,186.24/15,437.34 = 6,150.20/x
  3. Step 3: Cross multiply
    11,186.24x = 15,437.34 × 6,150.20
  4. Step 4: Simplify right side
    11,186.24x = 94,942,651.28
  5. Step 5: Solve for x
    x = 94,942,651.28/11,186.24
  6. Step 6: Final answer
    x = 8,487.45

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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.