Home / 8,439.41-12,660.48-2,596.02

Finding the Fourth Proportional to 8,439.41, 12,660.48 and 2,596.02

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Solution

The fourth proportional to 8,439.41, 12,660.48 and 2,596.02 is: 3,894.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,439.41 : 12,660.48 = 2,596.02 : x
  2. Step 2: Convert to fraction form
    8,439.41/12,660.48 = 2,596.02/x
  3. Step 3: Cross multiply
    8,439.41x = 12,660.48 × 2,596.02
  4. Step 4: Simplify right side
    8,439.41x = 32,866,811.81
  5. Step 5: Solve for x
    x = 32,866,811.81/8,439.41
  6. Step 6: Final answer
    x = 3,894.44

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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.