Home / 3,374.31-4,656.42-1,882.20

Finding the Fourth Proportional to 3,374.31, 4,656.42 and 1,882.20

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Solution

The fourth proportional to 3,374.31, 4,656.42 and 1,882.20 is: 2,597.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,374.31 : 4,656.42 = 1,882.20 : x
  2. Step 2: Convert to fraction form
    3,374.31/4,656.42 = 1,882.20/x
  3. Step 3: Cross multiply
    3,374.31x = 4,656.42 × 1,882.20
  4. Step 4: Simplify right side
    3,374.31x = 8,764,313.72
  5. Step 5: Solve for x
    x = 8,764,313.72/3,374.31
  6. Step 6: Final answer
    x = 2,597.36

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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.