Home / 10,802.41-16,206.55-3,305.80

Finding the Fourth Proportional to 10,802.41, 16,206.55 and 3,305.80

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Solution

The fourth proportional to 10,802.41, 16,206.55 and 3,305.80 is: 4,959.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,802.41 : 16,206.55 = 3,305.80 : x
  2. Step 2: Convert to fraction form
    10,802.41/16,206.55 = 3,305.80/x
  3. Step 3: Cross multiply
    10,802.41x = 16,206.55 × 3,305.80
  4. Step 4: Simplify right side
    10,802.41x = 53,575,564.21
  5. Step 5: Solve for x
    x = 53,575,564.21/10,802.41
  6. Step 6: Final answer
    x = 4,959.59

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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.