Home / 10,325.39-14,249.01-5,609.75

Finding the Fourth Proportional to 10,325.39, 14,249.01 and 5,609.75

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Solution

The fourth proportional to 10,325.39, 14,249.01 and 5,609.75 is: 7,741.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,325.39 : 14,249.01 = 5,609.75 : x
  2. Step 2: Convert to fraction form
    10,325.39/14,249.01 = 5,609.75/x
  3. Step 3: Cross multiply
    10,325.39x = 14,249.01 × 5,609.75
  4. Step 4: Simplify right side
    10,325.39x = 79,933,383.85
  5. Step 5: Solve for x
    x = 79,933,383.85/10,325.39
  6. Step 6: Final answer
    x = 7,741.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.