Home / 11,203.17-16,807.26-3,412.59

Finding the Fourth Proportional to 11,203.17, 16,807.26 and 3,412.59

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Solution

The fourth proportional to 11,203.17, 16,807.26 and 3,412.59 is: 5,119.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,203.17 : 16,807.26 = 3,412.59 : x
  2. Step 2: Convert to fraction form
    11,203.17/16,807.26 = 3,412.59/x
  3. Step 3: Cross multiply
    11,203.17x = 16,807.26 × 3,412.59
  4. Step 4: Simplify right side
    11,203.17x = 57,356,287.40
  5. Step 5: Solve for x
    x = 57,356,287.40/11,203.17
  6. Step 6: Final answer
    x = 5,119.65

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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.