Home / 3,560.36-4,911.79-2,144.04

Finding the Fourth Proportional to 3,560.36, 4,911.79 and 2,144.04

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Solution

The fourth proportional to 3,560.36, 4,911.79 and 2,144.04 is: 2,957.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,560.36 : 4,911.79 = 2,144.04 : x
  2. Step 2: Convert to fraction form
    3,560.36/4,911.79 = 2,144.04/x
  3. Step 3: Cross multiply
    3,560.36x = 4,911.79 × 2,144.04
  4. Step 4: Simplify right side
    3,560.36x = 10,531,054.47
  5. Step 5: Solve for x
    x = 10,531,054.47/3,560.36
  6. Step 6: Final answer
    x = 2,957.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.