Home / 10,743.04-16,121.04-3,817

Finding the Fourth Proportional to 10,743.04, 16,121.04 and 3,817

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Solution

The fourth proportional to 10,743.04, 16,121.04 and 3,817 is: 5,727.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,743.04 : 16,121.04 = 3,817 : x
  2. Step 2: Convert to fraction form
    10,743.04/16,121.04 = 3,817/x
  3. Step 3: Cross multiply
    10,743.04x = 16,121.04 × 3,817
  4. Step 4: Simplify right side
    10,743.04x = 61,534,009.68
  5. Step 5: Solve for x
    x = 61,534,009.68/10,743.04
  6. Step 6: Final answer
    x = 5,727.80

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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.