Home / 10,190.66-14,065.61-6,213.96

Finding the Fourth Proportional to 10,190.66, 14,065.61 and 6,213.96

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Solution

The fourth proportional to 10,190.66, 14,065.61 and 6,213.96 is: 8,576.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,190.66 : 14,065.61 = 6,213.96 : x
  2. Step 2: Convert to fraction form
    10,190.66/14,065.61 = 6,213.96/x
  3. Step 3: Cross multiply
    10,190.66x = 14,065.61 × 6,213.96
  4. Step 4: Simplify right side
    10,190.66x = 87,403,106.85
  5. Step 5: Solve for x
    x = 87,403,106.85/10,190.66
  6. Step 6: Final answer
    x = 8,576.79

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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.