Home / 3,025.26-4,172.22-1,904.94

Finding the Fourth Proportional to 3,025.26, 4,172.22 and 1,904.94

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Solution

The fourth proportional to 3,025.26, 4,172.22 and 1,904.94 is: 2,627.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,025.26 : 4,172.22 = 1,904.94 : x
  2. Step 2: Convert to fraction form
    3,025.26/4,172.22 = 1,904.94/x
  3. Step 3: Cross multiply
    3,025.26x = 4,172.22 × 1,904.94
  4. Step 4: Simplify right side
    3,025.26x = 7,947,828.77
  5. Step 5: Solve for x
    x = 7,947,828.77/3,025.26
  6. Step 6: Final answer
    x = 2,627.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.