Home / 8,044.95-12,072.39-3,885.37

Finding the Fourth Proportional to 8,044.95, 12,072.39 and 3,885.37

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Solution

The fourth proportional to 8,044.95, 12,072.39 and 3,885.37 is: 5,830.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,044.95 : 12,072.39 = 3,885.37 : x
  2. Step 2: Convert to fraction form
    8,044.95/12,072.39 = 3,885.37/x
  3. Step 3: Cross multiply
    8,044.95x = 12,072.39 × 3,885.37
  4. Step 4: Simplify right side
    8,044.95x = 46,905,701.93
  5. Step 5: Solve for x
    x = 46,905,701.93/8,044.95
  6. Step 6: Final answer
    x = 5,830.45

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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.