Home / 7,069.64-9,777.24-6,183.90

Finding the Fourth Proportional to 7,069.64, 9,777.24 and 6,183.90

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Solution

The fourth proportional to 7,069.64, 9,777.24 and 6,183.90 is: 8,552.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,069.64 : 9,777.24 = 6,183.90 : x
  2. Step 2: Convert to fraction form
    7,069.64/9,777.24 = 6,183.90/x
  3. Step 3: Cross multiply
    7,069.64x = 9,777.24 × 6,183.90
  4. Step 4: Simplify right side
    7,069.64x = 60,461,474.44
  5. Step 5: Solve for x
    x = 60,461,474.44/7,069.64
  6. Step 6: Final answer
    x = 8,552.28

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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.