Home / 11,643.60-17,454.84-4,713.36

Finding the Fourth Proportional to 11,643.60, 17,454.84 and 4,713.36

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Solution

The fourth proportional to 11,643.60, 17,454.84 and 4,713.36 is: 7,065.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,643.60 : 17,454.84 = 4,713.36 : x
  2. Step 2: Convert to fraction form
    11,643.60/17,454.84 = 4,713.36/x
  3. Step 3: Cross multiply
    11,643.60x = 17,454.84 × 4,713.36
  4. Step 4: Simplify right side
    11,643.60x = 82,270,944.66
  5. Step 5: Solve for x
    x = 82,270,944.66/11,643.60
  6. Step 6: Final answer
    x = 7,065.77

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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.