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Finding the Fourth Proportional to 6,295.63, 9,431.12 and 4,827.60

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Solution

The fourth proportional to 6,295.63, 9,431.12 and 4,827.60 is: 7,231.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,295.63 : 9,431.12 = 4,827.60 : x
  2. Step 2: Convert to fraction form
    6,295.63/9,431.12 = 4,827.60/x
  3. Step 3: Cross multiply
    6,295.63x = 9,431.12 × 4,827.60
  4. Step 4: Simplify right side
    6,295.63x = 45,529,722.35
  5. Step 5: Solve for x
    x = 45,529,722.35/6,295.63
  6. Step 6: Final answer
    x = 7,231.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.