Home / 8,072.44-12,108.65-2,874.67

Finding the Fourth Proportional to 8,072.44, 12,108.65 and 2,874.67

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Solution

The fourth proportional to 8,072.44, 12,108.65 and 2,874.67 is: 4,312.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,072.44 : 12,108.65 = 2,874.67 : x
  2. Step 2: Convert to fraction form
    8,072.44/12,108.65 = 2,874.67/x
  3. Step 3: Cross multiply
    8,072.44x = 12,108.65 × 2,874.67
  4. Step 4: Simplify right side
    8,072.44x = 34,808,328.25
  5. Step 5: Solve for x
    x = 34,808,328.25/8,072.44
  6. Step 6: Final answer
    x = 4,312.00

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Similar ratio
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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.