Home / 8,748.73-12,072.87-4,769.76

Finding the Fourth Proportional to 8,748.73, 12,072.87 and 4,769.76

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Solution

The fourth proportional to 8,748.73, 12,072.87 and 4,769.76 is: 6,582.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,748.73 : 12,072.87 = 4,769.76 : x
  2. Step 2: Convert to fraction form
    8,748.73/12,072.87 = 4,769.76/x
  3. Step 3: Cross multiply
    8,748.73x = 12,072.87 × 4,769.76
  4. Step 4: Simplify right side
    8,748.73x = 57,584,692.41
  5. Step 5: Solve for x
    x = 57,584,692.41/8,748.73
  6. Step 6: Final answer
    x = 6,582.06

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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.