Home / 3,211.52-4,427.36-2,504.32

Finding the Fourth Proportional to 3,211.52, 4,427.36 and 2,504.32

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Solution

The fourth proportional to 3,211.52, 4,427.36 and 2,504.32 is: 3,452.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,211.52 : 4,427.36 = 2,504.32 : x
  2. Step 2: Convert to fraction form
    3,211.52/4,427.36 = 2,504.32/x
  3. Step 3: Cross multiply
    3,211.52x = 4,427.36 × 2,504.32
  4. Step 4: Simplify right side
    3,211.52x = 11,087,526.20
  5. Step 5: Solve for x
    x = 11,087,526.20/3,211.52
  6. Step 6: Final answer
    x = 3,452.42

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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.