Home / 2,427.75-3,639.09-1,041.42

Finding the Fourth Proportional to 2,427.75, 3,639.09 and 1,041.42

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Solution

The fourth proportional to 2,427.75, 3,639.09 and 1,041.42 is: 1,561.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,427.75 : 3,639.09 = 1,041.42 : x
  2. Step 2: Convert to fraction form
    2,427.75/3,639.09 = 1,041.42/x
  3. Step 3: Cross multiply
    2,427.75x = 3,639.09 × 1,041.42
  4. Step 4: Simplify right side
    2,427.75x = 3,789,821.11
  5. Step 5: Solve for x
    x = 3,789,821.11/2,427.75
  6. Step 6: Final answer
    x = 1,561.04

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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.