Home / 5,449.42-7,520.88-3,092.32

Finding the Fourth Proportional to 5,449.42, 7,520.88 and 3,092.32

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Solution

The fourth proportional to 5,449.42, 7,520.88 and 3,092.32 is: 4,267.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,449.42 : 7,520.88 = 3,092.32 : x
  2. Step 2: Convert to fraction form
    5,449.42/7,520.88 = 3,092.32/x
  3. Step 3: Cross multiply
    5,449.42x = 7,520.88 × 3,092.32
  4. Step 4: Simplify right side
    5,449.42x = 23,256,967.64
  5. Step 5: Solve for x
    x = 23,256,967.64/5,449.42
  6. Step 6: Final answer
    x = 4,267.79

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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.