Home / 3,168.32-4,373.61-2,335.64

Finding the Fourth Proportional to 3,168.32, 4,373.61 and 2,335.64

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Solution

The fourth proportional to 3,168.32, 4,373.61 and 2,335.64 is: 3,224.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,168.32 : 4,373.61 = 2,335.64 : x
  2. Step 2: Convert to fraction form
    3,168.32/4,373.61 = 2,335.64/x
  3. Step 3: Cross multiply
    3,168.32x = 4,373.61 × 2,335.64
  4. Step 4: Simplify right side
    3,168.32x = 10,215,178.46
  5. Step 5: Solve for x
    x = 10,215,178.46/3,168.32
  6. Step 6: Final answer
    x = 3,224.16

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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.