Home / 7,468.38-11,203.61-2,536.70

Finding the Fourth Proportional to 7,468.38, 11,203.61 and 2,536.70

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Solution

The fourth proportional to 7,468.38, 11,203.61 and 2,536.70 is: 3,805.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,468.38 : 11,203.61 = 2,536.70 : x
  2. Step 2: Convert to fraction form
    7,468.38/11,203.61 = 2,536.70/x
  3. Step 3: Cross multiply
    7,468.38x = 11,203.61 × 2,536.70
  4. Step 4: Simplify right side
    7,468.38x = 28,420,128.79
  5. Step 5: Solve for x
    x = 28,420,128.79/7,468.38
  6. Step 6: Final answer
    x = 3,805.39

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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.