Home / 2,655.04-3,982.44-1,012.36

Finding the Fourth Proportional to 2,655.04, 3,982.44 and 1,012.36

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Solution

The fourth proportional to 2,655.04, 3,982.44 and 1,012.36 is: 1,518.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,655.04 : 3,982.44 = 1,012.36 : x
  2. Step 2: Convert to fraction form
    2,655.04/3,982.44 = 1,012.36/x
  3. Step 3: Cross multiply
    2,655.04x = 3,982.44 × 1,012.36
  4. Step 4: Simplify right side
    2,655.04x = 4,031,662.96
  5. Step 5: Solve for x
    x = 4,031,662.96/2,655.04
  6. Step 6: Final answer
    x = 1,518.49

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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.