Home / 10,761.22-16,137.57-4,186.45

Finding the Fourth Proportional to 10,761.22, 16,137.57 and 4,186.45

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Solution

The fourth proportional to 10,761.22, 16,137.57 and 4,186.45 is: 6,278.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,761.22 : 16,137.57 = 4,186.45 : x
  2. Step 2: Convert to fraction form
    10,761.22/16,137.57 = 4,186.45/x
  3. Step 3: Cross multiply
    10,761.22x = 16,137.57 × 4,186.45
  4. Step 4: Simplify right side
    10,761.22x = 67,559,049.24
  5. Step 5: Solve for x
    x = 67,559,049.24/10,761.22
  6. Step 6: Final answer
    x = 6,278.01

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1.5x scale

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.