Home / 2,835.62-4,252.75-1,192.20

Finding the Fourth Proportional to 2,835.62, 4,252.75 and 1,192.20

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Solution

The fourth proportional to 2,835.62, 4,252.75 and 1,192.20 is: 1,788.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,835.62 : 4,252.75 = 1,192.20 : x
  2. Step 2: Convert to fraction form
    2,835.62/4,252.75 = 1,192.20/x
  3. Step 3: Cross multiply
    2,835.62x = 4,252.75 × 1,192.20
  4. Step 4: Simplify right side
    2,835.62x = 5,070,128.55
  5. Step 5: Solve for x
    x = 5,070,128.55/2,835.62
  6. Step 6: Final answer
    x = 1,788.01

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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.