Home / 5,470.98-8,190.96-4,252.64

Finding the Fourth Proportional to 5,470.98, 8,190.96 and 4,252.64

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Solution

The fourth proportional to 5,470.98, 8,190.96 and 4,252.64 is: 6,366.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,470.98 : 8,190.96 = 4,252.64 : x
  2. Step 2: Convert to fraction form
    5,470.98/8,190.96 = 4,252.64/x
  3. Step 3: Cross multiply
    5,470.98x = 8,190.96 × 4,252.64
  4. Step 4: Simplify right side
    5,470.98x = 34,833,163.18
  5. Step 5: Solve for x
    x = 34,833,163.18/5,470.98
  6. Step 6: Final answer
    x = 6,366.90

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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.