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Finding the Fourth Proportional to 6,364.42, 8,787.45 and 4,244.96

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Solution

The fourth proportional to 6,364.42, 8,787.45 and 4,244.96 is: 5,861.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,364.42 : 8,787.45 = 4,244.96 : x
  2. Step 2: Convert to fraction form
    6,364.42/8,787.45 = 4,244.96/x
  3. Step 3: Cross multiply
    6,364.42x = 8,787.45 × 4,244.96
  4. Step 4: Simplify right side
    6,364.42x = 37,302,373.75
  5. Step 5: Solve for x
    x = 37,302,373.75/6,364.42
  6. Step 6: Final answer
    x = 5,861.08

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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.