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Finding the Fourth Proportional to 6,364.41, 8,783.10 and 3,846.03

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Solution

The fourth proportional to 6,364.41, 8,783.10 and 3,846.03 is: 5,307.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,364.41 : 8,783.10 = 3,846.03 : x
  2. Step 2: Convert to fraction form
    6,364.41/8,783.10 = 3,846.03/x
  3. Step 3: Cross multiply
    6,364.41x = 8,783.10 × 3,846.03
  4. Step 4: Simplify right side
    6,364.41x = 33,780,066.09
  5. Step 5: Solve for x
    x = 33,780,066.09/6,364.41
  6. Step 6: Final answer
    x = 5,307.65

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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.