Home / 10,672.21-14,727.18-5,956.39

Finding the Fourth Proportional to 10,672.21, 14,727.18 and 5,956.39

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Solution

The fourth proportional to 10,672.21, 14,727.18 and 5,956.39 is: 8,219.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,672.21 : 14,727.18 = 5,956.39 : x
  2. Step 2: Convert to fraction form
    10,672.21/14,727.18 = 5,956.39/x
  3. Step 3: Cross multiply
    10,672.21x = 14,727.18 × 5,956.39
  4. Step 4: Simplify right side
    10,672.21x = 87,720,827.68
  5. Step 5: Solve for x
    x = 87,720,827.68/10,672.21
  6. Step 6: Final answer
    x = 8,219.56

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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.