Home / 2,452.32-3,679.08-1,220.31

Finding the Fourth Proportional to 2,452.32, 3,679.08 and 1,220.31

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Solution

The fourth proportional to 2,452.32, 3,679.08 and 1,220.31 is: 1,830.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,452.32 : 3,679.08 = 1,220.31 : x
  2. Step 2: Convert to fraction form
    2,452.32/3,679.08 = 1,220.31/x
  3. Step 3: Cross multiply
    2,452.32x = 3,679.08 × 1,220.31
  4. Step 4: Simplify right side
    2,452.32x = 4,489,618.11
  5. Step 5: Solve for x
    x = 4,489,618.11/2,452.32
  6. Step 6: Final answer
    x = 1,830.76

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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.