Home / 8,541.68-12,814.27-3,611.34

Finding the Fourth Proportional to 8,541.68, 12,814.27 and 3,611.34

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Solution

The fourth proportional to 8,541.68, 12,814.27 and 3,611.34 is: 5,417.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,541.68 : 12,814.27 = 3,611.34 : x
  2. Step 2: Convert to fraction form
    8,541.68/12,814.27 = 3,611.34/x
  3. Step 3: Cross multiply
    8,541.68x = 12,814.27 × 3,611.34
  4. Step 4: Simplify right side
    8,541.68x = 46,276,676.79
  5. Step 5: Solve for x
    x = 46,276,676.79/8,541.68
  6. Step 6: Final answer
    x = 5,417.75

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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.