Home / 7,173.25-10,758.66-1,908.34

Finding the Fourth Proportional to 7,173.25, 10,758.66 and 1,908.34

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Solution

The fourth proportional to 7,173.25, 10,758.66 and 1,908.34 is: 2,862.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,173.25 : 10,758.66 = 1,908.34 : x
  2. Step 2: Convert to fraction form
    7,173.25/10,758.66 = 1,908.34/x
  3. Step 3: Cross multiply
    7,173.25x = 10,758.66 × 1,908.34
  4. Step 4: Simplify right side
    7,173.25x = 20,531,181.22
  5. Step 5: Solve for x
    x = 20,531,181.22/7,173.25
  6. Step 6: Final answer
    x = 2,862.19

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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.