Home / 3,347.02-5,022.81-2,113.19

Finding the Fourth Proportional to 3,347.02, 5,022.81 and 2,113.19

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Solution

The fourth proportional to 3,347.02, 5,022.81 and 2,113.19 is: 3,171.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,347.02 : 5,022.81 = 2,113.19 : x
  2. Step 2: Convert to fraction form
    3,347.02/5,022.81 = 2,113.19/x
  3. Step 3: Cross multiply
    3,347.02x = 5,022.81 × 2,113.19
  4. Step 4: Simplify right side
    3,347.02x = 10,614,145.59
  5. Step 5: Solve for x
    x = 10,614,145.59/3,347.02
  6. Step 6: Final answer
    x = 3,171.22

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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.