Home / 9,192.24-12,658.86-8,629.26

Finding the Fourth Proportional to 9,192.24, 12,658.86 and 8,629.26

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Solution

The fourth proportional to 9,192.24, 12,658.86 and 8,629.26 is: 11,883.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,192.24 : 12,658.86 = 8,629.26 : x
  2. Step 2: Convert to fraction form
    9,192.24/12,658.86 = 8,629.26/x
  3. Step 3: Cross multiply
    9,192.24x = 12,658.86 × 8,629.26
  4. Step 4: Simplify right side
    9,192.24x = 109,236,594.24
  5. Step 5: Solve for x
    x = 109,236,594.24/9,192.24
  6. Step 6: Final answer
    x = 11,883.57

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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.