Home / 9,288.09-13,934.57-5,127.39

Finding the Fourth Proportional to 9,288.09, 13,934.57 and 5,127.39

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Solution

The fourth proportional to 9,288.09, 13,934.57 and 5,127.39 is: 7,692.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,288.09 : 13,934.57 = 5,127.39 : x
  2. Step 2: Convert to fraction form
    9,288.09/13,934.57 = 5,127.39/x
  3. Step 3: Cross multiply
    9,288.09x = 13,934.57 × 5,127.39
  4. Step 4: Simplify right side
    9,288.09x = 71,447,949.24
  5. Step 5: Solve for x
    x = 71,447,949.24/9,288.09
  6. Step 6: Final answer
    x = 7,692.43

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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.