Home / 8,607.12-12,910.25-2,763.27

Finding the Fourth Proportional to 8,607.12, 12,910.25 and 2,763.27

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Solution

The fourth proportional to 8,607.12, 12,910.25 and 2,763.27 is: 4,144.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,607.12 : 12,910.25 = 2,763.27 : x
  2. Step 2: Convert to fraction form
    8,607.12/12,910.25 = 2,763.27/x
  3. Step 3: Cross multiply
    8,607.12x = 12,910.25 × 2,763.27
  4. Step 4: Simplify right side
    8,607.12x = 35,674,492.70
  5. Step 5: Solve for x
    x = 35,674,492.70/8,607.12
  6. Step 6: Final answer
    x = 4,144.77

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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.