Home / 3,025.63-4,534.26-1,561.78

Finding the Fourth Proportional to 3,025.63, 4,534.26 and 1,561.78

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Solution

The fourth proportional to 3,025.63, 4,534.26 and 1,561.78 is: 2,340.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,025.63 : 4,534.26 = 1,561.78 : x
  2. Step 2: Convert to fraction form
    3,025.63/4,534.26 = 1,561.78/x
  3. Step 3: Cross multiply
    3,025.63x = 4,534.26 × 1,561.78
  4. Step 4: Simplify right side
    3,025.63x = 7,081,516.58
  5. Step 5: Solve for x
    x = 7,081,516.58/3,025.63
  6. Step 6: Final answer
    x = 2,340.51

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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.