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Finding the Fourth Proportional to 6,364.75, 8,783.12 and 3,532.25

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Solution

The fourth proportional to 6,364.75, 8,783.12 and 3,532.25 is: 4,874.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,364.75 : 8,783.12 = 3,532.25 : x
  2. Step 2: Convert to fraction form
    6,364.75/8,783.12 = 3,532.25/x
  3. Step 3: Cross multiply
    6,364.75x = 8,783.12 × 3,532.25
  4. Step 4: Simplify right side
    6,364.75x = 31,024,122.87
  5. Step 5: Solve for x
    x = 31,024,122.87/6,364.75
  6. Step 6: Final answer
    x = 4,874.37

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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.