Home / 3,172.17-4,759.26-1,528.83

Finding the Fourth Proportional to 3,172.17, 4,759.26 and 1,528.83

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Solution

The fourth proportional to 3,172.17, 4,759.26 and 1,528.83 is: 2,293.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,172.17 : 4,759.26 = 1,528.83 : x
  2. Step 2: Convert to fraction form
    3,172.17/4,759.26 = 1,528.83/x
  3. Step 3: Cross multiply
    3,172.17x = 4,759.26 × 1,528.83
  4. Step 4: Simplify right side
    3,172.17x = 7,276,099.47
  5. Step 5: Solve for x
    x = 7,276,099.47/3,172.17
  6. Step 6: Final answer
    x = 2,293.73

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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.