Home / 3,453.53-4,765.89-1,881.62

Finding the Fourth Proportional to 3,453.53, 4,765.89 and 1,881.62

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Solution

The fourth proportional to 3,453.53, 4,765.89 and 1,881.62 is: 2,596.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,453.53 : 4,765.89 = 1,881.62 : x
  2. Step 2: Convert to fraction form
    3,453.53/4,765.89 = 1,881.62/x
  3. Step 3: Cross multiply
    3,453.53x = 4,765.89 × 1,881.62
  4. Step 4: Simplify right side
    3,453.53x = 8,967,570.11
  5. Step 5: Solve for x
    x = 8,967,570.11/3,453.53
  6. Step 6: Final answer
    x = 2,596.64

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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.