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Finding the Fourth Proportional to 6,463.42, 8,964.85 and 6,200.98

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Solution

The fourth proportional to 6,463.42, 8,964.85 and 6,200.98 is: 8,600.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,463.42 : 8,964.85 = 6,200.98 : x
  2. Step 2: Convert to fraction form
    6,463.42/8,964.85 = 6,200.98/x
  3. Step 3: Cross multiply
    6,463.42x = 8,964.85 × 6,200.98
  4. Step 4: Simplify right side
    6,463.42x = 55,590,779.72
  5. Step 5: Solve for x
    x = 55,590,779.72/6,463.42
  6. Step 6: Final answer
    x = 8,600.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.