Home / 8,366.08-11,544.72-4,640.32

Finding the Fourth Proportional to 8,366.08, 11,544.72 and 4,640.32

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Solution

The fourth proportional to 8,366.08, 11,544.72 and 4,640.32 is: 6,403.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,366.08 : 11,544.72 = 4,640.32 : x
  2. Step 2: Convert to fraction form
    8,366.08/11,544.72 = 4,640.32/x
  3. Step 3: Cross multiply
    8,366.08x = 11,544.72 × 4,640.32
  4. Step 4: Simplify right side
    8,366.08x = 53,571,195.11
  5. Step 5: Solve for x
    x = 53,571,195.11/8,366.08
  6. Step 6: Final answer
    x = 6,403.38

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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.