Home / 5,261.20-7,310.28-5,206.36

Finding the Fourth Proportional to 5,261.20, 7,310.28 and 5,206.36

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Solution

The fourth proportional to 5,261.20, 7,310.28 and 5,206.36 is: 7,234.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,261.20 : 7,310.28 = 5,206.36 : x
  2. Step 2: Convert to fraction form
    5,261.20/7,310.28 = 5,206.36/x
  3. Step 3: Cross multiply
    5,261.20x = 7,310.28 × 5,206.36
  4. Step 4: Simplify right side
    5,261.20x = 38,059,949.38
  5. Step 5: Solve for x
    x = 38,059,949.38/5,261.20
  6. Step 6: Final answer
    x = 7,234.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.