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Finding the Fourth Proportional to 7,052.58, 10,578.63 and 2,891.46

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Solution

The fourth proportional to 7,052.58, 10,578.63 and 2,891.46 is: 4,337.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,052.58 : 10,578.63 = 2,891.46 : x
  2. Step 2: Convert to fraction form
    7,052.58/10,578.63 = 2,891.46/x
  3. Step 3: Cross multiply
    7,052.58x = 10,578.63 × 2,891.46
  4. Step 4: Simplify right side
    7,052.58x = 30,587,685.50
  5. Step 5: Solve for x
    x = 30,587,685.50/7,052.58
  6. Step 6: Final answer
    x = 4,337.09

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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.