Home / 9,961.92-14,935.95-7,152.48

Finding the Fourth Proportional to 9,961.92, 14,935.95 and 7,152.48

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Solution

The fourth proportional to 9,961.92, 14,935.95 and 7,152.48 is: 10,723.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,961.92 : 14,935.95 = 7,152.48 : x
  2. Step 2: Convert to fraction form
    9,961.92/14,935.95 = 7,152.48/x
  3. Step 3: Cross multiply
    9,961.92x = 14,935.95 × 7,152.48
  4. Step 4: Simplify right side
    9,961.92x = 106,829,083.66
  5. Step 5: Solve for x
    x = 106,829,083.66/9,961.92
  6. Step 6: Final answer
    x = 10,723.74

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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.