Home / 8,541.68-12,816.47-3,274.96

Finding the Fourth Proportional to 8,541.68, 12,816.47 and 3,274.96

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Solution

The fourth proportional to 8,541.68, 12,816.47 and 3,274.96 is: 4,913.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,541.68 : 12,816.47 = 3,274.96 : x
  2. Step 2: Convert to fraction form
    8,541.68/12,816.47 = 3,274.96/x
  3. Step 3: Cross multiply
    8,541.68x = 12,816.47 × 3,274.96
  4. Step 4: Simplify right side
    8,541.68x = 41,973,426.59
  5. Step 5: Solve for x
    x = 41,973,426.59/8,541.68
  6. Step 6: Final answer
    x = 4,913.95

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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.