Home / 7,971.62-11,957.84-2,424.53

Finding the Fourth Proportional to 7,971.62, 11,957.84 and 2,424.53

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Solution

The fourth proportional to 7,971.62, 11,957.84 and 2,424.53 is: 3,636.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,971.62 : 11,957.84 = 2,424.53 : x
  2. Step 2: Convert to fraction form
    7,971.62/11,957.84 = 2,424.53/x
  3. Step 3: Cross multiply
    7,971.62x = 11,957.84 × 2,424.53
  4. Step 4: Simplify right side
    7,971.62x = 28,992,182.32
  5. Step 5: Solve for x
    x = 28,992,182.32/7,971.62
  6. Step 6: Final answer
    x = 3,636.93

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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.