Home / 11,339.67-17,004.68-4,315.76

Finding the Fourth Proportional to 11,339.67, 17,004.68 and 4,315.76

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Solution

The fourth proportional to 11,339.67, 17,004.68 and 4,315.76 is: 6,471.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,339.67 : 17,004.68 = 4,315.76 : x
  2. Step 2: Convert to fraction form
    11,339.67/17,004.68 = 4,315.76/x
  3. Step 3: Cross multiply
    11,339.67x = 17,004.68 × 4,315.76
  4. Step 4: Simplify right side
    11,339.67x = 73,388,032.73
  5. Step 5: Solve for x
    x = 73,388,032.73/11,339.67
  6. Step 6: Final answer
    x = 6,471.80

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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.