Home / 2,025.79-2,795.42-1,141.43

Finding the Fourth Proportional to 2,025.79, 2,795.42 and 1,141.43

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Solution

The fourth proportional to 2,025.79, 2,795.42 and 1,141.43 is: 1,575.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,025.79 : 2,795.42 = 1,141.43 : x
  2. Step 2: Convert to fraction form
    2,025.79/2,795.42 = 1,141.43/x
  3. Step 3: Cross multiply
    2,025.79x = 2,795.42 × 1,141.43
  4. Step 4: Simplify right side
    2,025.79x = 3,190,765.13
  5. Step 5: Solve for x
    x = 3,190,765.13/2,025.79
  6. Step 6: Final answer
    x = 1,575.07

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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.