Home / 3,343.02-5,011.71-2,107.71

Finding the Fourth Proportional to 3,343.02, 5,011.71 and 2,107.71

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Solution

The fourth proportional to 3,343.02, 5,011.71 and 2,107.71 is: 3,159.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,343.02 : 5,011.71 = 2,107.71 : x
  2. Step 2: Convert to fraction form
    3,343.02/5,011.71 = 2,107.71/x
  3. Step 3: Cross multiply
    3,343.02x = 5,011.71 × 2,107.71
  4. Step 4: Simplify right side
    3,343.02x = 10,563,225.22
  5. Step 5: Solve for x
    x = 10,563,225.22/3,343.02
  6. Step 6: Final answer
    x = 3,159.78

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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.