Home / 8,451.08-11,662.52-4,725.08

Finding the Fourth Proportional to 8,451.08, 11,662.52 and 4,725.08

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Solution

The fourth proportional to 8,451.08, 11,662.52 and 4,725.08 is: 6,520.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,451.08 : 11,662.52 = 4,725.08 : x
  2. Step 2: Convert to fraction form
    8,451.08/11,662.52 = 4,725.08/x
  3. Step 3: Cross multiply
    8,451.08x = 11,662.52 × 4,725.08
  4. Step 4: Simplify right side
    8,451.08x = 55,106,340.00
  5. Step 5: Solve for x
    x = 55,106,340.00/8,451.08
  6. Step 6: Final answer
    x = 6,520.63

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Half scale
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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.