Home / 8,165.24-11,268.16-4,629.16

Finding the Fourth Proportional to 8,165.24, 11,268.16 and 4,629.16

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Solution

The fourth proportional to 8,165.24, 11,268.16 and 4,629.16 is: 6,388.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,165.24 : 11,268.16 = 4,629.16 : x
  2. Step 2: Convert to fraction form
    8,165.24/11,268.16 = 4,629.16/x
  3. Step 3: Cross multiply
    8,165.24x = 11,268.16 × 4,629.16
  4. Step 4: Simplify right side
    8,165.24x = 52,162,115.55
  5. Step 5: Solve for x
    x = 52,162,115.55/8,165.24
  6. Step 6: Final answer
    x = 6,388.31

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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.