Home / 5,095.80-7,645.62-2,629.05

Finding the Fourth Proportional to 5,095.80, 7,645.62 and 2,629.05

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Solution

The fourth proportional to 5,095.80, 7,645.62 and 2,629.05 is: 3,944.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,095.80 : 7,645.62 = 2,629.05 : x
  2. Step 2: Convert to fraction form
    5,095.80/7,645.62 = 2,629.05/x
  3. Step 3: Cross multiply
    5,095.80x = 7,645.62 × 2,629.05
  4. Step 4: Simplify right side
    5,095.80x = 20,100,717.26
  5. Step 5: Solve for x
    x = 20,100,717.26/5,095.80
  6. Step 6: Final answer
    x = 3,944.57

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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.