Home / 11,838.24-17,752.32-5,261.76

Finding the Fourth Proportional to 11,838.24, 17,752.32 and 5,261.76

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Solution

The fourth proportional to 11,838.24, 17,752.32 and 5,261.76 is: 7,890.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,838.24 : 17,752.32 = 5,261.76 : x
  2. Step 2: Convert to fraction form
    11,838.24/17,752.32 = 5,261.76/x
  3. Step 3: Cross multiply
    11,838.24x = 17,752.32 × 5,261.76
  4. Step 4: Simplify right side
    11,838.24x = 93,408,447.28
  5. Step 5: Solve for x
    x = 93,408,447.28/11,838.24
  6. Step 6: Final answer
    x = 7,890.40

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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.