Home / 10,183.91-14,056.29-6,207.21

Finding the Fourth Proportional to 10,183.91, 14,056.29 and 6,207.21

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Solution

The fourth proportional to 10,183.91, 14,056.29 and 6,207.21 is: 8,567.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,183.91 : 14,056.29 = 6,207.21 : x
  2. Step 2: Convert to fraction form
    10,183.91/14,056.29 = 6,207.21/x
  3. Step 3: Cross multiply
    10,183.91x = 14,056.29 × 6,207.21
  4. Step 4: Simplify right side
    10,183.91x = 87,250,343.85
  5. Step 5: Solve for x
    x = 87,250,343.85/10,183.91
  6. Step 6: Final answer
    x = 8,567.47

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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.