Home / 2,530.20-3,795.81-1,069.35

Finding the Fourth Proportional to 2,530.20, 3,795.81 and 1,069.35

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Solution

The fourth proportional to 2,530.20, 3,795.81 and 1,069.35 is: 1,604.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,530.20 : 3,795.81 = 1,069.35 : x
  2. Step 2: Convert to fraction form
    2,530.20/3,795.81 = 1,069.35/x
  3. Step 3: Cross multiply
    2,530.20x = 3,795.81 × 1,069.35
  4. Step 4: Simplify right side
    2,530.20x = 4,059,049.42
  5. Step 5: Solve for x
    x = 4,059,049.42/2,530.20
  6. Step 6: Final answer
    x = 1,604.24

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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.