Home / 10,956.56-16,435.74-3,560.85

Finding the Fourth Proportional to 10,956.56, 16,435.74 and 3,560.85

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Solution

The fourth proportional to 10,956.56, 16,435.74 and 3,560.85 is: 5,341.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,956.56 : 16,435.74 = 3,560.85 : x
  2. Step 2: Convert to fraction form
    10,956.56/16,435.74 = 3,560.85/x
  3. Step 3: Cross multiply
    10,956.56x = 16,435.74 × 3,560.85
  4. Step 4: Simplify right side
    10,956.56x = 58,525,204.78
  5. Step 5: Solve for x
    x = 58,525,204.78/10,956.56
  6. Step 6: Final answer
    x = 5,341.57

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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.