Home / 3,433.68-4,738.77-2,873.16

Finding the Fourth Proportional to 3,433.68, 4,738.77 and 2,873.16

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Solution

The fourth proportional to 3,433.68, 4,738.77 and 2,873.16 is: 3,965.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,433.68 : 4,738.77 = 2,873.16 : x
  2. Step 2: Convert to fraction form
    3,433.68/4,738.77 = 2,873.16/x
  3. Step 3: Cross multiply
    3,433.68x = 4,738.77 × 2,873.16
  4. Step 4: Simplify right side
    3,433.68x = 13,615,244.41
  5. Step 5: Solve for x
    x = 13,615,244.41/3,433.68
  6. Step 6: Final answer
    x = 3,965.20

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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.