Home / 8,205.32-11,323.31-4,668.54

Finding the Fourth Proportional to 8,205.32, 11,323.31 and 4,668.54

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Solution

The fourth proportional to 8,205.32, 11,323.31 and 4,668.54 is: 6,442.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,205.32 : 11,323.31 = 4,668.54 : x
  2. Step 2: Convert to fraction form
    8,205.32/11,323.31 = 4,668.54/x
  3. Step 3: Cross multiply
    8,205.32x = 11,323.31 × 4,668.54
  4. Step 4: Simplify right side
    8,205.32x = 52,863,259.86
  5. Step 5: Solve for x
    x = 52,863,259.86/8,205.32
  6. Step 6: Final answer
    x = 6,442.56

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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.