Home / 10,404.09-14,357.66-6,684.57

Finding the Fourth Proportional to 10,404.09, 14,357.66 and 6,684.57

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Solution

The fourth proportional to 10,404.09, 14,357.66 and 6,684.57 is: 9,224.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,404.09 : 14,357.66 = 6,684.57 : x
  2. Step 2: Convert to fraction form
    10,404.09/14,357.66 = 6,684.57/x
  3. Step 3: Cross multiply
    10,404.09x = 14,357.66 × 6,684.57
  4. Step 4: Simplify right side
    10,404.09x = 95,974,749.88
  5. Step 5: Solve for x
    x = 95,974,749.88/10,404.09
  6. Step 6: Final answer
    x = 9,224.71

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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.