Home / 8,840.88-12,200.56-4,861.96

Finding the Fourth Proportional to 8,840.88, 12,200.56 and 4,861.96

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Solution

The fourth proportional to 8,840.88, 12,200.56 and 4,861.96 is: 6,709.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,840.88 : 12,200.56 = 4,861.96 : x
  2. Step 2: Convert to fraction form
    8,840.88/12,200.56 = 4,861.96/x
  3. Step 3: Cross multiply
    8,840.88x = 12,200.56 × 4,861.96
  4. Step 4: Simplify right side
    8,840.88x = 59,318,592.04
  5. Step 5: Solve for x
    x = 59,318,592.04/8,840.88
  6. Step 6: Final answer
    x = 6,709.58

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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.