Home / 3,361.60-5,042.13-1,053.10

Finding the Fourth Proportional to 3,361.60, 5,042.13 and 1,053.10

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Solution

The fourth proportional to 3,361.60, 5,042.13 and 1,053.10 is: 1,579.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,361.60 : 5,042.13 = 1,053.10 : x
  2. Step 2: Convert to fraction form
    3,361.60/5,042.13 = 1,053.10/x
  3. Step 3: Cross multiply
    3,361.60x = 5,042.13 × 1,053.10
  4. Step 4: Simplify right side
    3,361.60x = 5,309,867.10
  5. Step 5: Solve for x
    x = 5,309,867.10/3,361.60
  6. Step 6: Final answer
    x = 1,579.57

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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.