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Finding the Fourth Proportional to 6,165.30, 9,249.15 and 2,655.30

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Solution

The fourth proportional to 6,165.30, 9,249.15 and 2,655.30 is: 3,983.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,165.30 : 9,249.15 = 2,655.30 : x
  2. Step 2: Convert to fraction form
    6,165.30/9,249.15 = 2,655.30/x
  3. Step 3: Cross multiply
    6,165.30x = 9,249.15 × 2,655.30
  4. Step 4: Simplify right side
    6,165.30x = 24,559,268.00
  5. Step 5: Solve for x
    x = 24,559,268.00/6,165.30
  6. Step 6: Final answer
    x = 3,983.47

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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.