Home / 10,811.56-16,217.34-4,655.56

Finding the Fourth Proportional to 10,811.56, 16,217.34 and 4,655.56

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Solution

The fourth proportional to 10,811.56, 16,217.34 and 4,655.56 is: 6,983.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,811.56 : 16,217.34 = 4,655.56 : x
  2. Step 2: Convert to fraction form
    10,811.56/16,217.34 = 4,655.56/x
  3. Step 3: Cross multiply
    10,811.56x = 16,217.34 × 4,655.56
  4. Step 4: Simplify right side
    10,811.56x = 75,500,799.41
  5. Step 5: Solve for x
    x = 75,500,799.41/10,811.56
  6. Step 6: Final answer
    x = 6,983.34

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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.