Home / 5,979.51-8,972.01-2,282.58

Finding the Fourth Proportional to 5,979.51, 8,972.01 and 2,282.58

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Solution

The fourth proportional to 5,979.51, 8,972.01 and 2,282.58 is: 3,424.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,979.51 : 8,972.01 = 2,282.58 : x
  2. Step 2: Convert to fraction form
    5,979.51/8,972.01 = 2,282.58/x
  3. Step 3: Cross multiply
    5,979.51x = 8,972.01 × 2,282.58
  4. Step 4: Simplify right side
    5,979.51x = 20,479,330.59
  5. Step 5: Solve for x
    x = 20,479,330.59/5,979.51
  6. Step 6: Final answer
    x = 3,424.92

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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.