Home / 11,091.19-15,305.70-6,055.50

Finding the Fourth Proportional to 11,091.19, 15,305.70 and 6,055.50

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Solution

The fourth proportional to 11,091.19, 15,305.70 and 6,055.50 is: 8,356.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,091.19 : 15,305.70 = 6,055.50 : x
  2. Step 2: Convert to fraction form
    11,091.19/15,305.70 = 6,055.50/x
  3. Step 3: Cross multiply
    11,091.19x = 15,305.70 × 6,055.50
  4. Step 4: Simplify right side
    11,091.19x = 92,683,666.35
  5. Step 5: Solve for x
    x = 92,683,666.35/11,091.19
  6. Step 6: Final answer
    x = 8,356.51

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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.