Home / 5,087.34-7,625.82-2,862.90

Finding the Fourth Proportional to 5,087.34, 7,625.82 and 2,862.90

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Solution

The fourth proportional to 5,087.34, 7,625.82 and 2,862.90 is: 4,291.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,087.34 : 7,625.82 = 2,862.90 : x
  2. Step 2: Convert to fraction form
    5,087.34/7,625.82 = 2,862.90/x
  3. Step 3: Cross multiply
    5,087.34x = 7,625.82 × 2,862.90
  4. Step 4: Simplify right side
    5,087.34x = 21,831,960.08
  5. Step 5: Solve for x
    x = 21,831,960.08/5,087.34
  6. Step 6: Final answer
    x = 4,291.43

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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.