Home / 5,319.34-7,339.62-3,222.25

Finding the Fourth Proportional to 5,319.34, 7,339.62 and 3,222.25

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Solution

The fourth proportional to 5,319.34, 7,339.62 and 3,222.25 is: 4,446.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,319.34 : 7,339.62 = 3,222.25 : x
  2. Step 2: Convert to fraction form
    5,319.34/7,339.62 = 3,222.25/x
  3. Step 3: Cross multiply
    5,319.34x = 7,339.62 × 3,222.25
  4. Step 4: Simplify right side
    5,319.34x = 23,650,090.55
  5. Step 5: Solve for x
    x = 23,650,090.55/5,319.34
  6. Step 6: Final answer
    x = 4,446.06

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Half scale
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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.