Home / 8,397.12-12,597.18-2,849.28

Finding the Fourth Proportional to 8,397.12, 12,597.18 and 2,849.28

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Solution

The fourth proportional to 8,397.12, 12,597.18 and 2,849.28 is: 4,274.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,397.12 : 12,597.18 = 2,849.28 : x
  2. Step 2: Convert to fraction form
    8,397.12/12,597.18 = 2,849.28/x
  3. Step 3: Cross multiply
    8,397.12x = 12,597.18 × 2,849.28
  4. Step 4: Simplify right side
    8,397.12x = 35,892,893.03
  5. Step 5: Solve for x
    x = 35,892,893.03/8,397.12
  6. Step 6: Final answer
    x = 4,274.43

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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.