Home / 7,846.80-11,778.09-4,566.30

Finding the Fourth Proportional to 7,846.80, 11,778.09 and 4,566.30

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Solution

The fourth proportional to 7,846.80, 11,778.09 and 4,566.30 is: 6,854.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,846.80 : 11,778.09 = 4,566.30 : x
  2. Step 2: Convert to fraction form
    7,846.80/11,778.09 = 4,566.30/x
  3. Step 3: Cross multiply
    7,846.80x = 11,778.09 × 4,566.30
  4. Step 4: Simplify right side
    7,846.80x = 53,782,292.37
  5. Step 5: Solve for x
    x = 53,782,292.37/7,846.80
  6. Step 6: Final answer
    x = 6,854.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.