Home / 9,106.83-13,664.57-3,843.05

Finding the Fourth Proportional to 9,106.83, 13,664.57 and 3,843.05

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Solution

The fourth proportional to 9,106.83, 13,664.57 and 3,843.05 is: 5,766.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,106.83 : 13,664.57 = 3,843.05 : x
  2. Step 2: Convert to fraction form
    9,106.83/13,664.57 = 3,843.05/x
  3. Step 3: Cross multiply
    9,106.83x = 13,664.57 × 3,843.05
  4. Step 4: Simplify right side
    9,106.83x = 52,513,538.20
  5. Step 5: Solve for x
    x = 52,513,538.20/9,106.83
  6. Step 6: Final answer
    x = 5,766.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.