Home / 4,974.84-7,462.38-1,642.02

Finding the Fourth Proportional to 4,974.84, 7,462.38 and 1,642.02

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Solution

The fourth proportional to 4,974.84, 7,462.38 and 1,642.02 is: 2,463.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,974.84 : 7,462.38 = 1,642.02 : x
  2. Step 2: Convert to fraction form
    4,974.84/7,462.38 = 1,642.02/x
  3. Step 3: Cross multiply
    4,974.84x = 7,462.38 × 1,642.02
  4. Step 4: Simplify right side
    4,974.84x = 12,253,377.21
  5. Step 5: Solve for x
    x = 12,253,377.21/4,974.84
  6. Step 6: Final answer
    x = 2,463.07

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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.