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Finding the Fourth Proportional to 4,855.62, 7,283.50 and 1,568.74

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Solution

The fourth proportional to 4,855.62, 7,283.50 and 1,568.74 is: 2,353.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,855.62 : 7,283.50 = 1,568.74 : x
  2. Step 2: Convert to fraction form
    4,855.62/7,283.50 = 1,568.74/x
  3. Step 3: Cross multiply
    4,855.62x = 7,283.50 × 1,568.74
  4. Step 4: Simplify right side
    4,855.62x = 11,425,917.79
  5. Step 5: Solve for x
    x = 11,425,917.79/4,855.62
  6. Step 6: Final answer
    x = 2,353.13

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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.