Home / 4,855.68-7,282.80-1,568.70

Finding the Fourth Proportional to 4,855.68, 7,282.80 and 1,568.70

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Solution

The fourth proportional to 4,855.68, 7,282.80 and 1,568.70 is: 2,352.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,855.68 : 7,282.80 = 1,568.70 : x
  2. Step 2: Convert to fraction form
    4,855.68/7,282.80 = 1,568.70/x
  3. Step 3: Cross multiply
    4,855.68x = 7,282.80 × 1,568.70
  4. Step 4: Simplify right side
    4,855.68x = 11,424,528.36
  5. Step 5: Solve for x
    x = 11,424,528.36/4,855.68
  6. Step 6: Final answer
    x = 2,352.82

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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.