Home / 3,352.46-4,628.48-3,143.25

Finding the Fourth Proportional to 3,352.46, 4,628.48 and 3,143.25

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Solution

The fourth proportional to 3,352.46, 4,628.48 and 3,143.25 is: 4,339.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,352.46 : 4,628.48 = 3,143.25 : x
  2. Step 2: Convert to fraction form
    3,352.46/4,628.48 = 3,143.25/x
  3. Step 3: Cross multiply
    3,352.46x = 4,628.48 × 3,143.25
  4. Step 4: Simplify right side
    3,352.46x = 14,548,454.04
  5. Step 5: Solve for x
    x = 14,548,454.04/3,352.46
  6. Step 6: Final answer
    x = 4,339.64

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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.