Home / 8,250.75-11,386.08-4,895.25

Finding the Fourth Proportional to 8,250.75, 11,386.08 and 4,895.25

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Solution

The fourth proportional to 8,250.75, 11,386.08 and 4,895.25 is: 6,755.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,250.75 : 11,386.08 = 4,895.25 : x
  2. Step 2: Convert to fraction form
    8,250.75/11,386.08 = 4,895.25/x
  3. Step 3: Cross multiply
    8,250.75x = 11,386.08 × 4,895.25
  4. Step 4: Simplify right side
    8,250.75x = 55,737,708.12
  5. Step 5: Solve for x
    x = 55,737,708.12/8,250.75
  6. Step 6: Final answer
    x = 6,755.47

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Half scale
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Double 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.