Home / 2,797.12-4,194.24-1,153.36

Finding the Fourth Proportional to 2,797.12, 4,194.24 and 1,153.36

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Solution

The fourth proportional to 2,797.12, 4,194.24 and 1,153.36 is: 1,729.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,797.12 : 4,194.24 = 1,153.36 : x
  2. Step 2: Convert to fraction form
    2,797.12/4,194.24 = 1,153.36/x
  3. Step 3: Cross multiply
    2,797.12x = 4,194.24 × 1,153.36
  4. Step 4: Simplify right side
    2,797.12x = 4,837,468.65
  5. Step 5: Solve for x
    x = 4,837,468.65/2,797.12
  6. Step 6: Final answer
    x = 1,729.45

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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.