Home / 11,073.55-16,606.05-4,318.30

Finding the Fourth Proportional to 11,073.55, 16,606.05 and 4,318.30

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Solution

The fourth proportional to 11,073.55, 16,606.05 and 4,318.30 is: 6,475.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,073.55 : 16,606.05 = 4,318.30 : x
  2. Step 2: Convert to fraction form
    11,073.55/16,606.05 = 4,318.30/x
  3. Step 3: Cross multiply
    11,073.55x = 16,606.05 × 4,318.30
  4. Step 4: Simplify right side
    11,073.55x = 71,709,905.14
  5. Step 5: Solve for x
    x = 71,709,905.14/11,073.55
  6. Step 6: Final answer
    x = 6,475.78

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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.