Home / 11,091.56-15,305.54-6,055.88

Finding the Fourth Proportional to 11,091.56, 15,305.54 and 6,055.88

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Solution

The fourth proportional to 11,091.56, 15,305.54 and 6,055.88 is: 8,356.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,091.56 : 15,305.54 = 6,055.88 : x
  2. Step 2: Convert to fraction form
    11,091.56/15,305.54 = 6,055.88/x
  3. Step 3: Cross multiply
    11,091.56x = 15,305.54 × 6,055.88
  4. Step 4: Simplify right side
    11,091.56x = 92,688,406.77
  5. Step 5: Solve for x
    x = 92,688,406.77/11,091.56
  6. Step 6: Final answer
    x = 8,356.66

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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.