Home / 2,456.12-3,682.97-1,069.20

Finding the Fourth Proportional to 2,456.12, 3,682.97 and 1,069.20

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Solution

The fourth proportional to 2,456.12, 3,682.97 and 1,069.20 is: 1,603.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,456.12 : 3,682.97 = 1,069.20 : x
  2. Step 2: Convert to fraction form
    2,456.12/3,682.97 = 1,069.20/x
  3. Step 3: Cross multiply
    2,456.12x = 3,682.97 × 1,069.20
  4. Step 4: Simplify right side
    2,456.12x = 3,937,830.19
  5. Step 5: Solve for x
    x = 3,937,830.19/2,456.12
  6. Step 6: Final answer
    x = 1,603.27

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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.