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Finding the Fourth Proportional to 6,364.39, 8,787.41 and 4,244.93

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Solution

The fourth proportional to 6,364.39, 8,787.41 and 4,244.93 is: 5,861.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,364.39 : 8,787.41 = 4,244.93 : x
  2. Step 2: Convert to fraction form
    6,364.39/8,787.41 = 4,244.93/x
  3. Step 3: Cross multiply
    6,364.39x = 8,787.41 × 4,244.93
  4. Step 4: Simplify right side
    6,364.39x = 37,301,896.39
  5. Step 5: Solve for x
    x = 37,301,896.39/6,364.39
  6. Step 6: Final answer
    x = 5,861.03

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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.