Home / 9,972.36-14,960.10-3,398.06

Finding the Fourth Proportional to 9,972.36, 14,960.10 and 3,398.06

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Solution

The fourth proportional to 9,972.36, 14,960.10 and 3,398.06 is: 5,097.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,972.36 : 14,960.10 = 3,398.06 : x
  2. Step 2: Convert to fraction form
    9,972.36/14,960.10 = 3,398.06/x
  3. Step 3: Cross multiply
    9,972.36x = 14,960.10 × 3,398.06
  4. Step 4: Simplify right side
    9,972.36x = 50,835,317.41
  5. Step 5: Solve for x
    x = 50,835,317.41/9,972.36
  6. Step 6: Final answer
    x = 5,097.62

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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.