Home / 4,092.58-5,646.09-2,851.30

Finding the Fourth Proportional to 4,092.58, 5,646.09 and 2,851.30

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Solution

The fourth proportional to 4,092.58, 5,646.09 and 2,851.30 is: 3,933.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,092.58 : 5,646.09 = 2,851.30 : x
  2. Step 2: Convert to fraction form
    4,092.58/5,646.09 = 2,851.30/x
  3. Step 3: Cross multiply
    4,092.58x = 5,646.09 × 2,851.30
  4. Step 4: Simplify right side
    4,092.58x = 16,098,696.42
  5. Step 5: Solve for x
    x = 16,098,696.42/4,092.58
  6. Step 6: Final answer
    x = 3,933.63

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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.