Home / 8,160.51-12,241.71-2,967.60

Finding the Fourth Proportional to 8,160.51, 12,241.71 and 2,967.60

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Solution

The fourth proportional to 8,160.51, 12,241.71 and 2,967.60 is: 4,451.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,160.51 : 12,241.71 = 2,967.60 : x
  2. Step 2: Convert to fraction form
    8,160.51/12,241.71 = 2,967.60/x
  3. Step 3: Cross multiply
    8,160.51x = 12,241.71 × 2,967.60
  4. Step 4: Simplify right side
    8,160.51x = 36,328,498.60
  5. Step 5: Solve for x
    x = 36,328,498.60/8,160.51
  6. Step 6: Final answer
    x = 4,451.74

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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.