Home / 2,732.64-4,098.81-1,345.62

Finding the Fourth Proportional to 2,732.64, 4,098.81 and 1,345.62

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Solution

The fourth proportional to 2,732.64, 4,098.81 and 1,345.62 is: 2,018.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,732.64 : 4,098.81 = 1,345.62 : x
  2. Step 2: Convert to fraction form
    2,732.64/4,098.81 = 1,345.62/x
  3. Step 3: Cross multiply
    2,732.64x = 4,098.81 × 1,345.62
  4. Step 4: Simplify right side
    2,732.64x = 5,515,440.71
  5. Step 5: Solve for x
    x = 5,515,440.71/2,732.64
  6. Step 6: Final answer
    x = 2,018.36

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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.