Home / 11,454.32-17,189.40-4,529.36

Finding the Fourth Proportional to 11,454.32, 17,189.40 and 4,529.36

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Solution

The fourth proportional to 11,454.32, 17,189.40 and 4,529.36 is: 6,797.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,454.32 : 17,189.40 = 4,529.36 : x
  2. Step 2: Convert to fraction form
    11,454.32/17,189.40 = 4,529.36/x
  3. Step 3: Cross multiply
    11,454.32x = 17,189.40 × 4,529.36
  4. Step 4: Simplify right side
    11,454.32x = 77,856,980.78
  5. Step 5: Solve for x
    x = 77,856,980.78/11,454.32
  6. Step 6: Final answer
    x = 6,797.17

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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.