Home / 3,841.02-5,300.70-2,162.48

Finding the Fourth Proportional to 3,841.02, 5,300.70 and 2,162.48

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Solution

The fourth proportional to 3,841.02, 5,300.70 and 2,162.48 is: 2,984.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,841.02 : 5,300.70 = 2,162.48 : x
  2. Step 2: Convert to fraction form
    3,841.02/5,300.70 = 2,162.48/x
  3. Step 3: Cross multiply
    3,841.02x = 5,300.70 × 2,162.48
  4. Step 4: Simplify right side
    3,841.02x = 11,462,670.99
  5. Step 5: Solve for x
    x = 11,462,670.99/3,841.02
  6. Step 6: Final answer
    x = 2,984.28

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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.