Home / 9,847-14,772.92-2,921.52

Finding the Fourth Proportional to 9,847, 14,772.92 and 2,921.52

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Solution

The fourth proportional to 9,847, 14,772.92 and 2,921.52 is: 4,383.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,847 : 14,772.92 = 2,921.52 : x
  2. Step 2: Convert to fraction form
    9,847/14,772.92 = 2,921.52/x
  3. Step 3: Cross multiply
    9,847x = 14,772.92 × 2,921.52
  4. Step 4: Simplify right side
    9,847x = 43,159,381.24
  5. Step 5: Solve for x
    x = 43,159,381.24/9,847
  6. Step 6: Final answer
    x = 4,383.00

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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.