Home / 9,972.72-14,962.86-7,353.36

Finding the Fourth Proportional to 9,972.72, 14,962.86 and 7,353.36

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Solution

The fourth proportional to 9,972.72, 14,962.86 and 7,353.36 is: 11,032.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,972.72 : 14,962.86 = 7,353.36 : x
  2. Step 2: Convert to fraction form
    9,972.72/14,962.86 = 7,353.36/x
  3. Step 3: Cross multiply
    9,972.72x = 14,962.86 × 7,353.36
  4. Step 4: Simplify right side
    9,972.72x = 110,027,296.21
  5. Step 5: Solve for x
    x = 110,027,296.21/9,972.72
  6. Step 6: Final answer
    x = 11,032.83

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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.