Home / 3,149.34-4,724.12-1,069.53

Finding the Fourth Proportional to 3,149.34, 4,724.12 and 1,069.53

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Solution

The fourth proportional to 3,149.34, 4,724.12 and 1,069.53 is: 1,604.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,149.34 : 4,724.12 = 1,069.53 : x
  2. Step 2: Convert to fraction form
    3,149.34/4,724.12 = 1,069.53/x
  3. Step 3: Cross multiply
    3,149.34x = 4,724.12 × 1,069.53
  4. Step 4: Simplify right side
    3,149.34x = 5,052,588.06
  5. Step 5: Solve for x
    x = 5,052,588.06/3,149.34
  6. Step 6: Final answer
    x = 1,604.33

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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.