Home / 6,114.08-9,165.61-2,215.75

Finding the Fourth Proportional to 6,114.08, 9,165.61 and 2,215.75

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Solution

The fourth proportional to 6,114.08, 9,165.61 and 2,215.75 is: 3,321.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,114.08 : 9,165.61 = 2,215.75 : x
  2. Step 2: Convert to fraction form
    6,114.08/9,165.61 = 2,215.75/x
  3. Step 3: Cross multiply
    6,114.08x = 9,165.61 × 2,215.75
  4. Step 4: Simplify right side
    6,114.08x = 20,308,700.36
  5. Step 5: Solve for x
    x = 20,308,700.36/6,114.08
  6. Step 6: Final answer
    x = 3,321.63

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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.