Home / 4,862.75-7,294.10-2,087.62

Finding the Fourth Proportional to 4,862.75, 7,294.10 and 2,087.62

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Solution

The fourth proportional to 4,862.75, 7,294.10 and 2,087.62 is: 3,131.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,862.75 : 7,294.10 = 2,087.62 : x
  2. Step 2: Convert to fraction form
    4,862.75/7,294.10 = 2,087.62/x
  3. Step 3: Cross multiply
    4,862.75x = 7,294.10 × 2,087.62
  4. Step 4: Simplify right side
    4,862.75x = 15,227,309.04
  5. Step 5: Solve for x
    x = 15,227,309.04/4,862.75
  6. Step 6: Final answer
    x = 3,131.42

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1.5x scale

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.