Home / 3,417.10-5,121.08-1,832.56

Finding the Fourth Proportional to 3,417.10, 5,121.08 and 1,832.56

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Solution

The fourth proportional to 3,417.10, 5,121.08 and 1,832.56 is: 2,746.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,417.10 : 5,121.08 = 1,832.56 : x
  2. Step 2: Convert to fraction form
    3,417.10/5,121.08 = 1,832.56/x
  3. Step 3: Cross multiply
    3,417.10x = 5,121.08 × 1,832.56
  4. Step 4: Simplify right side
    3,417.10x = 9,384,686.36
  5. Step 5: Solve for x
    x = 9,384,686.36/3,417.10
  6. Step 6: Final answer
    x = 2,746.39

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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.