Home / 11,334.08-15,640.80-6,366.08

Finding the Fourth Proportional to 11,334.08, 15,640.80 and 6,366.08

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Solution

The fourth proportional to 11,334.08, 15,640.80 and 6,366.08 is: 8,785.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,334.08 : 15,640.80 = 6,366.08 : x
  2. Step 2: Convert to fraction form
    11,334.08/15,640.80 = 6,366.08/x
  3. Step 3: Cross multiply
    11,334.08x = 15,640.80 × 6,366.08
  4. Step 4: Simplify right side
    11,334.08x = 99,570,584.06
  5. Step 5: Solve for x
    x = 99,570,584.06/11,334.08
  6. Step 6: Final answer
    x = 8,785.06

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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.