Home / 3,508.04-5,262.05-1,427.55

Finding the Fourth Proportional to 3,508.04, 5,262.05 and 1,427.55

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Solution

The fourth proportional to 3,508.04, 5,262.05 and 1,427.55 is: 2,141.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,508.04 : 5,262.05 = 1,427.55 : x
  2. Step 2: Convert to fraction form
    3,508.04/5,262.05 = 1,427.55/x
  3. Step 3: Cross multiply
    3,508.04x = 5,262.05 × 1,427.55
  4. Step 4: Simplify right side
    3,508.04x = 7,511,839.48
  5. Step 5: Solve for x
    x = 7,511,839.48/3,508.04
  6. Step 6: Final answer
    x = 2,141.32

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1.5x scale

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.