Home / 3,206.40-4,812.96-2,843.52

Finding the Fourth Proportional to 3,206.40, 4,812.96 and 2,843.52

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Solution

The fourth proportional to 3,206.40, 4,812.96 and 2,843.52 is: 4,268.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,206.40 : 4,812.96 = 2,843.52 : x
  2. Step 2: Convert to fraction form
    3,206.40/4,812.96 = 2,843.52/x
  3. Step 3: Cross multiply
    3,206.40x = 4,812.96 × 2,843.52
  4. Step 4: Simplify right side
    3,206.40x = 13,685,748.02
  5. Step 5: Solve for x
    x = 13,685,748.02/3,206.40
  6. Step 6: Final answer
    x = 4,268.26

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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.