Home / 3,453.28-4,765.47-1,881.37

Finding the Fourth Proportional to 3,453.28, 4,765.47 and 1,881.37

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Solution

The fourth proportional to 3,453.28, 4,765.47 and 1,881.37 is: 2,596.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,453.28 : 4,765.47 = 1,881.37 : x
  2. Step 2: Convert to fraction form
    3,453.28/4,765.47 = 1,881.37/x
  3. Step 3: Cross multiply
    3,453.28x = 4,765.47 × 1,881.37
  4. Step 4: Simplify right side
    3,453.28x = 8,965,612.29
  5. Step 5: Solve for x
    x = 8,965,612.29/3,453.28
  6. Step 6: Final answer
    x = 2,596.26

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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.