Home / 2,424.14-3,345.20-1,429.46

Finding the Fourth Proportional to 2,424.14, 3,345.20 and 1,429.46

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Solution

The fourth proportional to 2,424.14, 3,345.20 and 1,429.46 is: 1,972.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,424.14 : 3,345.20 = 1,429.46 : x
  2. Step 2: Convert to fraction form
    2,424.14/3,345.20 = 1,429.46/x
  3. Step 3: Cross multiply
    2,424.14x = 3,345.20 × 1,429.46
  4. Step 4: Simplify right side
    2,424.14x = 4,781,805.72
  5. Step 5: Solve for x
    x = 4,781,805.72/2,424.14
  6. Step 6: Final answer
    x = 1,972.58

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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.