Home / 8,369.12-11,549.52-4,832.64

Finding the Fourth Proportional to 8,369.12, 11,549.52 and 4,832.64

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Solution

The fourth proportional to 8,369.12, 11,549.52 and 4,832.64 is: 6,669.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,369.12 : 11,549.52 = 4,832.64 : x
  2. Step 2: Convert to fraction form
    8,369.12/11,549.52 = 4,832.64/x
  3. Step 3: Cross multiply
    8,369.12x = 11,549.52 × 4,832.64
  4. Step 4: Simplify right side
    8,369.12x = 55,814,672.33
  5. Step 5: Solve for x
    x = 55,814,672.33/8,369.12
  6. Step 6: Final answer
    x = 6,669.12

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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.