Home / 10,893.32-16,342.71-3,102.13

Finding the Fourth Proportional to 10,893.32, 16,342.71 and 3,102.13

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Solution

The fourth proportional to 10,893.32, 16,342.71 and 3,102.13 is: 4,653.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,893.32 : 16,342.71 = 3,102.13 : x
  2. Step 2: Convert to fraction form
    10,893.32/16,342.71 = 3,102.13/x
  3. Step 3: Cross multiply
    10,893.32x = 16,342.71 × 3,102.13
  4. Step 4: Simplify right side
    10,893.32x = 50,697,113.75
  5. Step 5: Solve for x
    x = 50,697,113.75/10,893.32
  6. Step 6: Final answer
    x = 4,653.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.