Home / 9,039.09-13,558.68-3,195.71

Finding the Fourth Proportional to 9,039.09, 13,558.68 and 3,195.71

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Solution

The fourth proportional to 9,039.09, 13,558.68 and 3,195.71 is: 4,793.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,039.09 : 13,558.68 = 3,195.71 : x
  2. Step 2: Convert to fraction form
    9,039.09/13,558.68 = 3,195.71/x
  3. Step 3: Cross multiply
    9,039.09x = 13,558.68 × 3,195.71
  4. Step 4: Simplify right side
    9,039.09x = 43,329,541.47
  5. Step 5: Solve for x
    x = 43,329,541.47/9,039.09
  6. Step 6: Final answer
    x = 4,793.57

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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.