Home / 9,864.72-14,791.62-3,287.32

Finding the Fourth Proportional to 9,864.72, 14,791.62 and 3,287.32

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Solution

The fourth proportional to 9,864.72, 14,791.62 and 3,287.32 is: 4,929.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,864.72 : 14,791.62 = 3,287.32 : x
  2. Step 2: Convert to fraction form
    9,864.72/14,791.62 = 3,287.32/x
  3. Step 3: Cross multiply
    9,864.72x = 14,791.62 × 3,287.32
  4. Step 4: Simplify right side
    9,864.72x = 48,624,788.26
  5. Step 5: Solve for x
    x = 48,624,788.26/9,864.72
  6. Step 6: Final answer
    x = 4,929.16

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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.