Home / 3,453.58-5,177.82-1,262.32

Finding the Fourth Proportional to 3,453.58, 5,177.82 and 1,262.32

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Solution

The fourth proportional to 3,453.58, 5,177.82 and 1,262.32 is: 1,892.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,453.58 : 5,177.82 = 1,262.32 : x
  2. Step 2: Convert to fraction form
    3,453.58/5,177.82 = 1,262.32/x
  3. Step 3: Cross multiply
    3,453.58x = 5,177.82 × 1,262.32
  4. Step 4: Simplify right side
    3,453.58x = 6,536,065.74
  5. Step 5: Solve for x
    x = 6,536,065.74/3,453.58
  6. Step 6: Final answer
    x = 1,892.55

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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.