Home / 8,271.05-12,406.37-2,031.02

Finding the Fourth Proportional to 8,271.05, 12,406.37 and 2,031.02

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Solution

The fourth proportional to 8,271.05, 12,406.37 and 2,031.02 is: 3,046.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,271.05 : 12,406.37 = 2,031.02 : x
  2. Step 2: Convert to fraction form
    8,271.05/12,406.37 = 2,031.02/x
  3. Step 3: Cross multiply
    8,271.05x = 12,406.37 × 2,031.02
  4. Step 4: Simplify right side
    8,271.05x = 25,197,528.64
  5. Step 5: Solve for x
    x = 25,197,528.64/8,271.05
  6. Step 6: Final answer
    x = 3,046.47

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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.