Home / 11,104.32-15,324.12-6,323.70

Finding the Fourth Proportional to 11,104.32, 15,324.12 and 6,323.70

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Solution

The fourth proportional to 11,104.32, 15,324.12 and 6,323.70 is: 8,726.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,104.32 : 15,324.12 = 6,323.70 : x
  2. Step 2: Convert to fraction form
    11,104.32/15,324.12 = 6,323.70/x
  3. Step 3: Cross multiply
    11,104.32x = 15,324.12 × 6,323.70
  4. Step 4: Simplify right side
    11,104.32x = 96,905,137.64
  5. Step 5: Solve for x
    x = 96,905,137.64/11,104.32
  6. Step 6: Final answer
    x = 8,726.80

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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.