Home / 8,376.24-11,558.04-4,791.60

Finding the Fourth Proportional to 8,376.24, 11,558.04 and 4,791.60

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Solution

The fourth proportional to 8,376.24, 11,558.04 and 4,791.60 is: 6,611.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,376.24 : 11,558.04 = 4,791.60 : x
  2. Step 2: Convert to fraction form
    8,376.24/11,558.04 = 4,791.60/x
  3. Step 3: Cross multiply
    8,376.24x = 11,558.04 × 4,791.60
  4. Step 4: Simplify right side
    8,376.24x = 55,381,504.46
  5. Step 5: Solve for x
    x = 55,381,504.46/8,376.24
  6. Step 6: Final answer
    x = 6,611.74

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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.