Home / 9,233.12-12,735.24-6,247.64

Finding the Fourth Proportional to 9,233.12, 12,735.24 and 6,247.64

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Solution

The fourth proportional to 9,233.12, 12,735.24 and 6,247.64 is: 8,617.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,233.12 : 12,735.24 = 6,247.64 : x
  2. Step 2: Convert to fraction form
    9,233.12/12,735.24 = 6,247.64/x
  3. Step 3: Cross multiply
    9,233.12x = 12,735.24 × 6,247.64
  4. Step 4: Simplify right side
    9,233.12x = 79,565,194.83
  5. Step 5: Solve for x
    x = 79,565,194.83/9,233.12
  6. Step 6: Final answer
    x = 8,617.37

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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.