Home / 11,349.12-17,022.70-3,952.32

Finding the Fourth Proportional to 11,349.12, 17,022.70 and 3,952.32

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Solution

The fourth proportional to 11,349.12, 17,022.70 and 3,952.32 is: 5,928.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,349.12 : 17,022.70 = 3,952.32 : x
  2. Step 2: Convert to fraction form
    11,349.12/17,022.70 = 3,952.32/x
  3. Step 3: Cross multiply
    11,349.12x = 17,022.70 × 3,952.32
  4. Step 4: Simplify right side
    11,349.12x = 67,279,157.66
  5. Step 5: Solve for x
    x = 67,279,157.66/11,349.12
  6. Step 6: Final answer
    x = 5,928.14

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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.