Home / 3,424.68-4,727.77-2,099.12

Finding the Fourth Proportional to 3,424.68, 4,727.77 and 2,099.12

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Solution

The fourth proportional to 3,424.68, 4,727.77 and 2,099.12 is: 2,897.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,424.68 : 4,727.77 = 2,099.12 : x
  2. Step 2: Convert to fraction form
    3,424.68/4,727.77 = 2,099.12/x
  3. Step 3: Cross multiply
    3,424.68x = 4,727.77 × 2,099.12
  4. Step 4: Simplify right side
    3,424.68x = 9,924,127.68
  5. Step 5: Solve for x
    x = 9,924,127.68/3,424.68
  6. Step 6: Final answer
    x = 2,897.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.