Home / 6,311.24-9,466.78-2,150.12

Finding the Fourth Proportional to 6,311.24, 9,466.78 and 2,150.12

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Solution

The fourth proportional to 6,311.24, 9,466.78 and 2,150.12 is: 3,225.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,311.24 : 9,466.78 = 2,150.12 : x
  2. Step 2: Convert to fraction form
    6,311.24/9,466.78 = 2,150.12/x
  3. Step 3: Cross multiply
    6,311.24x = 9,466.78 × 2,150.12
  4. Step 4: Simplify right side
    6,311.24x = 20,354,713.01
  5. Step 5: Solve for x
    x = 20,354,713.01/6,311.24
  6. Step 6: Final answer
    x = 3,225.15

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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.