Home / 2,936.07-4,051.77-1,609.90

Finding the Fourth Proportional to 2,936.07, 4,051.77 and 1,609.90

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Solution

The fourth proportional to 2,936.07, 4,051.77 and 1,609.90 is: 2,221.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,936.07 : 4,051.77 = 1,609.90 : x
  2. Step 2: Convert to fraction form
    2,936.07/4,051.77 = 1,609.90/x
  3. Step 3: Cross multiply
    2,936.07x = 4,051.77 × 1,609.90
  4. Step 4: Simplify right side
    2,936.07x = 6,522,944.52
  5. Step 5: Solve for x
    x = 6,522,944.52/2,936.07
  6. Step 6: Final answer
    x = 2,221.66

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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.