Home / 8,005.60-11,046.96-4,468.72

Finding the Fourth Proportional to 8,005.60, 11,046.96 and 4,468.72

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Solution

The fourth proportional to 8,005.60, 11,046.96 and 4,468.72 is: 6,166.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,005.60 : 11,046.96 = 4,468.72 : x
  2. Step 2: Convert to fraction form
    8,005.60/11,046.96 = 4,468.72/x
  3. Step 3: Cross multiply
    8,005.60x = 11,046.96 × 4,468.72
  4. Step 4: Simplify right side
    8,005.60x = 49,365,771.09
  5. Step 5: Solve for x
    x = 49,365,771.09/8,005.60
  6. Step 6: Final answer
    x = 6,166.40

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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.