Home / 11,360.64-17,018.33-6,912.83

Finding the Fourth Proportional to 11,360.64, 17,018.33 and 6,912.83

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Solution

The fourth proportional to 11,360.64, 17,018.33 and 6,912.83 is: 10,355.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,360.64 : 17,018.33 = 6,912.83 : x
  2. Step 2: Convert to fraction form
    11,360.64/17,018.33 = 6,912.83/x
  3. Step 3: Cross multiply
    11,360.64x = 17,018.33 × 6,912.83
  4. Step 4: Simplify right side
    11,360.64x = 117,644,822.17
  5. Step 5: Solve for x
    x = 117,644,822.17/11,360.64
  6. Step 6: Final answer
    x = 10,355.47

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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.