Home / 10,028.04-15,047.24-7,277.39

Finding the Fourth Proportional to 10,028.04, 15,047.24 and 7,277.39

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Solution

The fourth proportional to 10,028.04, 15,047.24 and 7,277.39 is: 10,919.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,028.04 : 15,047.24 = 7,277.39 : x
  2. Step 2: Convert to fraction form
    10,028.04/15,047.24 = 7,277.39/x
  3. Step 3: Cross multiply
    10,028.04x = 15,047.24 × 7,277.39
  4. Step 4: Simplify right side
    10,028.04x = 109,504,633.90
  5. Step 5: Solve for x
    x = 109,504,633.90/10,028.04
  6. Step 6: Final answer
    x = 10,919.84

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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.