Home / 2,429.04-3,353.62-1,868.44

Finding the Fourth Proportional to 2,429.04, 3,353.62 and 1,868.44

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Solution

The fourth proportional to 2,429.04, 3,353.62 and 1,868.44 is: 2,579.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,429.04 : 3,353.62 = 1,868.44 : x
  2. Step 2: Convert to fraction form
    2,429.04/3,353.62 = 1,868.44/x
  3. Step 3: Cross multiply
    2,429.04x = 3,353.62 × 1,868.44
  4. Step 4: Simplify right side
    2,429.04x = 6,266,037.75
  5. Step 5: Solve for x
    x = 6,266,037.75/2,429.04
  6. Step 6: Final answer
    x = 2,579.64

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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.