Home / 8,274.06-12,412.35-4,577.94

Finding the Fourth Proportional to 8,274.06, 12,412.35 and 4,577.94

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Solution

The fourth proportional to 8,274.06, 12,412.35 and 4,577.94 is: 6,867.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,274.06 : 12,412.35 = 4,577.94 : x
  2. Step 2: Convert to fraction form
    8,274.06/12,412.35 = 4,577.94/x
  3. Step 3: Cross multiply
    8,274.06x = 12,412.35 × 4,577.94
  4. Step 4: Simplify right side
    8,274.06x = 56,822,993.56
  5. Step 5: Solve for x
    x = 56,822,993.56/8,274.06
  6. Step 6: Final answer
    x = 6,867.61

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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.