Home / 11,748.88-17,619.24-4,726.81

Finding the Fourth Proportional to 11,748.88, 17,619.24 and 4,726.81

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Solution

The fourth proportional to 11,748.88, 17,619.24 and 4,726.81 is: 7,088.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,748.88 : 17,619.24 = 4,726.81 : x
  2. Step 2: Convert to fraction form
    11,748.88/17,619.24 = 4,726.81/x
  3. Step 3: Cross multiply
    11,748.88x = 17,619.24 × 4,726.81
  4. Step 4: Simplify right side
    11,748.88x = 83,282,799.82
  5. Step 5: Solve for x
    x = 83,282,799.82/11,748.88
  6. Step 6: Final answer
    x = 7,088.57

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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.