Home / 3,392.16-5,088.24-1,200.75

Finding the Fourth Proportional to 3,392.16, 5,088.24 and 1,200.75

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Solution

The fourth proportional to 3,392.16, 5,088.24 and 1,200.75 is: 1,801.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,392.16 : 5,088.24 = 1,200.75 : x
  2. Step 2: Convert to fraction form
    3,392.16/5,088.24 = 1,200.75/x
  3. Step 3: Cross multiply
    3,392.16x = 5,088.24 × 1,200.75
  4. Step 4: Simplify right side
    3,392.16x = 6,109,704.18
  5. Step 5: Solve for x
    x = 6,109,704.18/3,392.16
  6. Step 6: Final answer
    x = 1,801.13

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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.