Home / 11,349.36-17,023.68-3,141.36

Finding the Fourth Proportional to 11,349.36, 17,023.68 and 3,141.36

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Solution

The fourth proportional to 11,349.36, 17,023.68 and 3,141.36 is: 4,711.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,349.36 : 17,023.68 = 3,141.36 : x
  2. Step 2: Convert to fraction form
    11,349.36/17,023.68 = 3,141.36/x
  3. Step 3: Cross multiply
    11,349.36x = 17,023.68 × 3,141.36
  4. Step 4: Simplify right side
    11,349.36x = 53,477,507.40
  5. Step 5: Solve for x
    x = 53,477,507.40/11,349.36
  6. Step 6: Final answer
    x = 4,711.94

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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.