Home / 2,752.30-4,127.82-1,192.24

Finding the Fourth Proportional to 2,752.30, 4,127.82 and 1,192.24

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Solution

The fourth proportional to 2,752.30, 4,127.82 and 1,192.24 is: 1,788.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,752.30 : 4,127.82 = 1,192.24 : x
  2. Step 2: Convert to fraction form
    2,752.30/4,127.82 = 1,192.24/x
  3. Step 3: Cross multiply
    2,752.30x = 4,127.82 × 1,192.24
  4. Step 4: Simplify right side
    2,752.30x = 4,921,352.12
  5. Step 5: Solve for x
    x = 4,921,352.12/2,752.30
  6. Step 6: Final answer
    x = 1,788.09

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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.