Home / 11,174.08-16,749.60-5,022.40

Finding the Fourth Proportional to 11,174.08, 16,749.60 and 5,022.40

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Solution

The fourth proportional to 11,174.08, 16,749.60 and 5,022.40 is: 7,528.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,174.08 : 16,749.60 = 5,022.40 : x
  2. Step 2: Convert to fraction form
    11,174.08/16,749.60 = 5,022.40/x
  3. Step 3: Cross multiply
    11,174.08x = 16,749.60 × 5,022.40
  4. Step 4: Simplify right side
    11,174.08x = 84,123,191.04
  5. Step 5: Solve for x
    x = 84,123,191.04/11,174.08
  6. Step 6: Final answer
    x = 7,528.42

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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.