Home / 4,090.05-5,644.74-2,766.92

Finding the Fourth Proportional to 4,090.05, 5,644.74 and 2,766.92

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Solution

The fourth proportional to 4,090.05, 5,644.74 and 2,766.92 is: 3,818.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,090.05 : 5,644.74 = 2,766.92 : x
  2. Step 2: Convert to fraction form
    4,090.05/5,644.74 = 2,766.92/x
  3. Step 3: Cross multiply
    4,090.05x = 5,644.74 × 2,766.92
  4. Step 4: Simplify right side
    4,090.05x = 15,618,515.78
  5. Step 5: Solve for x
    x = 15,618,515.78/4,090.05
  6. Step 6: Final answer
    x = 3,818.66

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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.