Home / 11,458.71-17,189.63-3,562.44

Finding the Fourth Proportional to 11,458.71, 17,189.63 and 3,562.44

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Solution

The fourth proportional to 11,458.71, 17,189.63 and 3,562.44 is: 5,344.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,458.71 : 17,189.63 = 3,562.44 : x
  2. Step 2: Convert to fraction form
    11,458.71/17,189.63 = 3,562.44/x
  3. Step 3: Cross multiply
    11,458.71x = 17,189.63 × 3,562.44
  4. Step 4: Simplify right side
    11,458.71x = 61,237,007.69
  5. Step 5: Solve for x
    x = 61,237,007.69/11,458.71
  6. Step 6: Final answer
    x = 5,344.14

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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.