Home / 3,148.14-4,712.49-2,681.58

Finding the Fourth Proportional to 3,148.14, 4,712.49 and 2,681.58

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Solution

The fourth proportional to 3,148.14, 4,712.49 and 2,681.58 is: 4,014.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,148.14 : 4,712.49 = 2,681.58 : x
  2. Step 2: Convert to fraction form
    3,148.14/4,712.49 = 2,681.58/x
  3. Step 3: Cross multiply
    3,148.14x = 4,712.49 × 2,681.58
  4. Step 4: Simplify right side
    3,148.14x = 12,636,918.93
  5. Step 5: Solve for x
    x = 12,636,918.93/3,148.14
  6. Step 6: Final answer
    x = 4,014.09

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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.