Home / 3,455.31-5,184.26-2,069.63

Finding the Fourth Proportional to 3,455.31, 5,184.26 and 2,069.63

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Solution

The fourth proportional to 3,455.31, 5,184.26 and 2,069.63 is: 3,105.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,455.31 : 5,184.26 = 2,069.63 : x
  2. Step 2: Convert to fraction form
    3,455.31/5,184.26 = 2,069.63/x
  3. Step 3: Cross multiply
    3,455.31x = 5,184.26 × 2,069.63
  4. Step 4: Simplify right side
    3,455.31x = 10,729,463.75
  5. Step 5: Solve for x
    x = 10,729,463.75/3,455.31
  6. Step 6: Final answer
    x = 3,105.21

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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.