Home / 5,370.22-7,410.48-3,245.32

Finding the Fourth Proportional to 5,370.22, 7,410.48 and 3,245.32

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Solution

The fourth proportional to 5,370.22, 7,410.48 and 3,245.32 is: 4,478.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,370.22 : 7,410.48 = 3,245.32 : x
  2. Step 2: Convert to fraction form
    5,370.22/7,410.48 = 3,245.32/x
  3. Step 3: Cross multiply
    5,370.22x = 7,410.48 × 3,245.32
  4. Step 4: Simplify right side
    5,370.22x = 24,049,378.95
  5. Step 5: Solve for x
    x = 24,049,378.95/5,370.22
  6. Step 6: Final answer
    x = 4,478.29

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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.