Home / 8,850.74-12,214.35-4,872.02

Finding the Fourth Proportional to 8,850.74, 12,214.35 and 4,872.02

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Solution

The fourth proportional to 8,850.74, 12,214.35 and 4,872.02 is: 6,723.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,850.74 : 12,214.35 = 4,872.02 : x
  2. Step 2: Convert to fraction form
    8,850.74/12,214.35 = 4,872.02/x
  3. Step 3: Cross multiply
    8,850.74x = 12,214.35 × 4,872.02
  4. Step 4: Simplify right side
    8,850.74x = 59,508,588.02
  5. Step 5: Solve for x
    x = 59,508,588.02/8,850.74
  6. Step 6: Final answer
    x = 6,723.57

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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.