Home / 11,818.34-17,726.40-3,610.34

Finding the Fourth Proportional to 11,818.34, 17,726.40 and 3,610.34

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Solution

The fourth proportional to 11,818.34, 17,726.40 and 3,610.34 is: 5,415.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,818.34 : 17,726.40 = 3,610.34 : x
  2. Step 2: Convert to fraction form
    11,818.34/17,726.40 = 3,610.34/x
  3. Step 3: Cross multiply
    11,818.34x = 17,726.40 × 3,610.34
  4. Step 4: Simplify right side
    11,818.34x = 63,998,330.98
  5. Step 5: Solve for x
    x = 63,998,330.98/11,818.34
  6. Step 6: Final answer
    x = 5,415.17

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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.