Home / 3,350.90-4,621.21-2,092.07

Finding the Fourth Proportional to 3,350.90, 4,621.21 and 2,092.07

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Solution

The fourth proportional to 3,350.90, 4,621.21 and 2,092.07 is: 2,885.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,350.90 : 4,621.21 = 2,092.07 : x
  2. Step 2: Convert to fraction form
    3,350.90/4,621.21 = 2,092.07/x
  3. Step 3: Cross multiply
    3,350.90x = 4,621.21 × 2,092.07
  4. Step 4: Simplify right side
    3,350.90x = 9,667,866.47
  5. Step 5: Solve for x
    x = 9,667,866.47/3,350.90
  6. Step 6: Final answer
    x = 2,885.16

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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.