Home / 5,265.21-7,892.14-2,797.55

Finding the Fourth Proportional to 5,265.21, 7,892.14 and 2,797.55

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Solution

The fourth proportional to 5,265.21, 7,892.14 and 2,797.55 is: 4,193.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,265.21 : 7,892.14 = 2,797.55 : x
  2. Step 2: Convert to fraction form
    5,265.21/7,892.14 = 2,797.55/x
  3. Step 3: Cross multiply
    5,265.21x = 7,892.14 × 2,797.55
  4. Step 4: Simplify right side
    5,265.21x = 22,078,616.80
  5. Step 5: Solve for x
    x = 22,078,616.80/5,265.21
  6. Step 6: Final answer
    x = 4,193.30

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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.