Home / 2,298.60-3,172.11-1,414.08

Finding the Fourth Proportional to 2,298.60, 3,172.11 and 1,414.08

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Solution

The fourth proportional to 2,298.60, 3,172.11 and 1,414.08 is: 1,951.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,298.60 : 3,172.11 = 1,414.08 : x
  2. Step 2: Convert to fraction form
    2,298.60/3,172.11 = 1,414.08/x
  3. Step 3: Cross multiply
    2,298.60x = 3,172.11 × 1,414.08
  4. Step 4: Simplify right side
    2,298.60x = 4,485,617.31
  5. Step 5: Solve for x
    x = 4,485,617.31/2,298.60
  6. Step 6: Final answer
    x = 1,951.46

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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.