Home / 8,477.26-12,718.20-4,094.72

Finding the Fourth Proportional to 8,477.26, 12,718.20 and 4,094.72

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Solution

The fourth proportional to 8,477.26, 12,718.20 and 4,094.72 is: 6,143.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,477.26 : 12,718.20 = 4,094.72 : x
  2. Step 2: Convert to fraction form
    8,477.26/12,718.20 = 4,094.72/x
  3. Step 3: Cross multiply
    8,477.26x = 12,718.20 × 4,094.72
  4. Step 4: Simplify right side
    8,477.26x = 52,077,467.90
  5. Step 5: Solve for x
    x = 52,077,467.90/8,477.26
  6. Step 6: Final answer
    x = 6,143.20

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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.