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Finding the Fourth Proportional to 2,797.04, 4,195.60 and 1,153.60

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Solution

The fourth proportional to 2,797.04, 4,195.60 and 1,153.60 is: 1,730.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,797.04 : 4,195.60 = 1,153.60 : x
  2. Step 2: Convert to fraction form
    2,797.04/4,195.60 = 1,153.60/x
  3. Step 3: Cross multiply
    2,797.04x = 4,195.60 × 1,153.60
  4. Step 4: Simplify right side
    2,797.04x = 4,840,044.16
  5. Step 5: Solve for x
    x = 4,840,044.16/2,797.04
  6. Step 6: Final answer
    x = 1,730.42

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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.