Home / 8,235.12-11,364.60-4,508.88

Finding the Fourth Proportional to 8,235.12, 11,364.60 and 4,508.88

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Solution

The fourth proportional to 8,235.12, 11,364.60 and 4,508.88 is: 6,222.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,235.12 : 11,364.60 = 4,508.88 : x
  2. Step 2: Convert to fraction form
    8,235.12/11,364.60 = 4,508.88/x
  3. Step 3: Cross multiply
    8,235.12x = 11,364.60 × 4,508.88
  4. Step 4: Simplify right side
    8,235.12x = 51,241,617.65
  5. Step 5: Solve for x
    x = 51,241,617.65/8,235.12
  6. Step 6: Final answer
    x = 6,222.33

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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.