Home / 11,207.77-16,803.42-5,368.48

Finding the Fourth Proportional to 11,207.77, 16,803.42 and 5,368.48

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Solution

The fourth proportional to 11,207.77, 16,803.42 and 5,368.48 is: 8,048.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,207.77 : 16,803.42 = 5,368.48 : x
  2. Step 2: Convert to fraction form
    11,207.77/16,803.42 = 5,368.48/x
  3. Step 3: Cross multiply
    11,207.77x = 16,803.42 × 5,368.48
  4. Step 4: Simplify right side
    11,207.77x = 90,208,824.20
  5. Step 5: Solve for x
    x = 90,208,824.20/11,207.77
  6. Step 6: Final answer
    x = 8,048.78

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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.