Home / 2,374.32-3,275.37-1,429.68

Finding the Fourth Proportional to 2,374.32, 3,275.37 and 1,429.68

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Solution

The fourth proportional to 2,374.32, 3,275.37 and 1,429.68 is: 1,972.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,374.32 : 3,275.37 = 1,429.68 : x
  2. Step 2: Convert to fraction form
    2,374.32/3,275.37 = 1,429.68/x
  3. Step 3: Cross multiply
    2,374.32x = 3,275.37 × 1,429.68
  4. Step 4: Simplify right side
    2,374.32x = 4,682,730.98
  5. Step 5: Solve for x
    x = 4,682,730.98/2,374.32
  6. Step 6: Final answer
    x = 1,972.24

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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.