Home / 11,350.88-17,008.50-7,182.08

Finding the Fourth Proportional to 11,350.88, 17,008.50 and 7,182.08

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Solution

The fourth proportional to 11,350.88, 17,008.50 and 7,182.08 is: 10,761.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,350.88 : 17,008.50 = 7,182.08 : x
  2. Step 2: Convert to fraction form
    11,350.88/17,008.50 = 7,182.08/x
  3. Step 3: Cross multiply
    11,350.88x = 17,008.50 × 7,182.08
  4. Step 4: Simplify right side
    11,350.88x = 122,156,322.64
  5. Step 5: Solve for x
    x = 122,156,322.64/11,350.88
  6. Step 6: Final answer
    x = 10,761.84

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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.