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Finding the Fourth Proportional to 6,295.14, 8,687.27 and 3,500.64

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Solution

The fourth proportional to 6,295.14, 8,687.27 and 3,500.64 is: 4,830.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,295.14 : 8,687.27 = 3,500.64 : x
  2. Step 2: Convert to fraction form
    6,295.14/8,687.27 = 3,500.64/x
  3. Step 3: Cross multiply
    6,295.14x = 8,687.27 × 3,500.64
  4. Step 4: Simplify right side
    6,295.14x = 30,411,004.85
  5. Step 5: Solve for x
    x = 30,411,004.85/6,295.14
  6. Step 6: Final answer
    x = 4,830.87

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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.