Home / 8,853.42-12,217.41-4,820.07

Finding the Fourth Proportional to 8,853.42, 12,217.41 and 4,820.07

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Solution

The fourth proportional to 8,853.42, 12,217.41 and 4,820.07 is: 6,651.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,853.42 : 12,217.41 = 4,820.07 : x
  2. Step 2: Convert to fraction form
    8,853.42/12,217.41 = 4,820.07/x
  3. Step 3: Cross multiply
    8,853.42x = 12,217.41 × 4,820.07
  4. Step 4: Simplify right side
    8,853.42x = 58,888,771.42
  5. Step 5: Solve for x
    x = 58,888,771.42/8,853.42
  6. Step 6: Final answer
    x = 6,651.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.