Home / 9,231.52-12,734.80-6,246.26

Finding the Fourth Proportional to 9,231.52, 12,734.80 and 6,246.26

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Solution

The fourth proportional to 9,231.52, 12,734.80 and 6,246.26 is: 8,616.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,231.52 : 12,734.80 = 6,246.26 : x
  2. Step 2: Convert to fraction form
    9,231.52/12,734.80 = 6,246.26/x
  3. Step 3: Cross multiply
    9,231.52x = 12,734.80 × 6,246.26
  4. Step 4: Simplify right side
    9,231.52x = 79,544,871.85
  5. Step 5: Solve for x
    x = 79,544,871.85/9,231.52
  6. Step 6: Final answer
    x = 8,616.66

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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.