Home / 2,627.04-3,943-1,329.42

Finding the Fourth Proportional to 2,627.04, 3,943 and 1,329.42

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Solution

The fourth proportional to 2,627.04, 3,943 and 1,329.42 is: 1,995.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,627.04 : 3,943 = 1,329.42 : x
  2. Step 2: Convert to fraction form
    2,627.04/3,943 = 1,329.42/x
  3. Step 3: Cross multiply
    2,627.04x = 3,943 × 1,329.42
  4. Step 4: Simplify right side
    2,627.04x = 5,241,903.06
  5. Step 5: Solve for x
    x = 5,241,903.06/2,627.04
  6. Step 6: Final answer
    x = 1,995.36

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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.