Home / 10,810.74-16,208.91-3,884.34

Finding the Fourth Proportional to 10,810.74, 16,208.91 and 3,884.34

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Solution

The fourth proportional to 10,810.74, 16,208.91 and 3,884.34 is: 5,823.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,810.74 : 16,208.91 = 3,884.34 : x
  2. Step 2: Convert to fraction form
    10,810.74/16,208.91 = 3,884.34/x
  3. Step 3: Cross multiply
    10,810.74x = 16,208.91 × 3,884.34
  4. Step 4: Simplify right side
    10,810.74x = 62,960,917.47
  5. Step 5: Solve for x
    x = 62,960,917.47/10,810.74
  6. Step 6: Final answer
    x = 5,823.92

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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.