Home / 11,187.58-15,439.24-6,152

Finding the Fourth Proportional to 11,187.58, 15,439.24 and 6,152

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Solution

The fourth proportional to 11,187.58, 15,439.24 and 6,152 is: 8,489.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,187.58 : 15,439.24 = 6,152 : x
  2. Step 2: Convert to fraction form
    11,187.58/15,439.24 = 6,152/x
  3. Step 3: Cross multiply
    11,187.58x = 15,439.24 × 6,152
  4. Step 4: Simplify right side
    11,187.58x = 94,982,204.48
  5. Step 5: Solve for x
    x = 94,982,204.48/11,187.58
  6. Step 6: Final answer
    x = 8,489.97

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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.