Home / 8,266.08-11,406.78-4,680.48

Finding the Fourth Proportional to 8,266.08, 11,406.78 and 4,680.48

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Solution

The fourth proportional to 8,266.08, 11,406.78 and 4,680.48 is: 6,458.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,266.08 : 11,406.78 = 4,680.48 : x
  2. Step 2: Convert to fraction form
    8,266.08/11,406.78 = 4,680.48/x
  3. Step 3: Cross multiply
    8,266.08x = 11,406.78 × 4,680.48
  4. Step 4: Simplify right side
    8,266.08x = 53,389,205.65
  5. Step 5: Solve for x
    x = 53,389,205.65/8,266.08
  6. Step 6: Final answer
    x = 6,458.83

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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.