Home / 7,173.22-10,759.93-1,908.32

Finding the Fourth Proportional to 7,173.22, 10,759.93 and 1,908.32

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Solution

The fourth proportional to 7,173.22, 10,759.93 and 1,908.32 is: 2,862.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,173.22 : 10,759.93 = 1,908.32 : x
  2. Step 2: Convert to fraction form
    7,173.22/10,759.93 = 1,908.32/x
  3. Step 3: Cross multiply
    7,173.22x = 10,759.93 × 1,908.32
  4. Step 4: Simplify right side
    7,173.22x = 20,533,389.62
  5. Step 5: Solve for x
    x = 20,533,389.62/7,173.22
  6. Step 6: Final answer
    x = 2,862.51

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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.