Home / 3,453.52-4,765.68-1,881.58

Finding the Fourth Proportional to 3,453.52, 4,765.68 and 1,881.58

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Solution

The fourth proportional to 3,453.52, 4,765.68 and 1,881.58 is: 2,596.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,453.52 : 4,765.68 = 1,881.58 : x
  2. Step 2: Convert to fraction form
    3,453.52/4,765.68 = 1,881.58/x
  3. Step 3: Cross multiply
    3,453.52x = 4,765.68 × 1,881.58
  4. Step 4: Simplify right side
    3,453.52x = 8,967,008.17
  5. Step 5: Solve for x
    x = 8,967,008.17/3,453.52
  6. Step 6: Final answer
    x = 2,596.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.