Home / 3,164.93-4,368.77-1,906.04

Finding the Fourth Proportional to 3,164.93, 4,368.77 and 1,906.04

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Solution

The fourth proportional to 3,164.93, 4,368.77 and 1,906.04 is: 2,631.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,164.93 : 4,368.77 = 1,906.04 : x
  2. Step 2: Convert to fraction form
    3,164.93/4,368.77 = 1,906.04/x
  3. Step 3: Cross multiply
    3,164.93x = 4,368.77 × 1,906.04
  4. Step 4: Simplify right side
    3,164.93x = 8,327,050.37
  5. Step 5: Solve for x
    x = 8,327,050.37/3,164.93
  6. Step 6: Final answer
    x = 2,631.04

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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.