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Finding the Fourth Proportional to 6,586.96, 9,887.20 and 4,410.88

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Solution

The fourth proportional to 6,586.96, 9,887.20 and 4,410.88 is: 6,620.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,586.96 : 9,887.20 = 4,410.88 : x
  2. Step 2: Convert to fraction form
    6,586.96/9,887.20 = 4,410.88/x
  3. Step 3: Cross multiply
    6,586.96x = 9,887.20 × 4,410.88
  4. Step 4: Simplify right side
    6,586.96x = 43,611,252.74
  5. Step 5: Solve for x
    x = 43,611,252.74/6,586.96
  6. Step 6: Final answer
    x = 6,620.85

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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.