Home / 8,965.04-13,414.38-5,409.22

Finding the Fourth Proportional to 8,965.04, 13,414.38 and 5,409.22

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Solution

The fourth proportional to 8,965.04, 13,414.38 and 5,409.22 is: 8,093.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,965.04 : 13,414.38 = 5,409.22 : x
  2. Step 2: Convert to fraction form
    8,965.04/13,414.38 = 5,409.22/x
  3. Step 3: Cross multiply
    8,965.04x = 13,414.38 × 5,409.22
  4. Step 4: Simplify right side
    8,965.04x = 72,561,332.58
  5. Step 5: Solve for x
    x = 72,561,332.58/8,965.04
  6. Step 6: Final answer
    x = 8,093.81

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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.