Home / 9,264.78-13,872.06-5,513.67

Finding the Fourth Proportional to 9,264.78, 13,872.06 and 5,513.67

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Solution

The fourth proportional to 9,264.78, 13,872.06 and 5,513.67 is: 8,255.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,264.78 : 13,872.06 = 5,513.67 : x
  2. Step 2: Convert to fraction form
    9,264.78/13,872.06 = 5,513.67/x
  3. Step 3: Cross multiply
    9,264.78x = 13,872.06 × 5,513.67
  4. Step 4: Simplify right side
    9,264.78x = 76,485,961.06
  5. Step 5: Solve for x
    x = 76,485,961.06/9,264.78
  6. Step 6: Final answer
    x = 8,255.56

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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.