Home / 11,350.99-15,662.01-6,634.36

Finding the Fourth Proportional to 11,350.99, 15,662.01 and 6,634.36

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Solution

The fourth proportional to 11,350.99, 15,662.01 and 6,634.36 is: 9,154.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,350.99 : 15,662.01 = 6,634.36 : x
  2. Step 2: Convert to fraction form
    11,350.99/15,662.01 = 6,634.36/x
  3. Step 3: Cross multiply
    11,350.99x = 15,662.01 × 6,634.36
  4. Step 4: Simplify right side
    11,350.99x = 103,907,412.66
  5. Step 5: Solve for x
    x = 103,907,412.66/11,350.99
  6. Step 6: Final answer
    x = 9,154.04

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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.