Home / 8,748.91-12,073.74-4,770.09

Finding the Fourth Proportional to 8,748.91, 12,073.74 and 4,770.09

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Solution

The fourth proportional to 8,748.91, 12,073.74 and 4,770.09 is: 6,582.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,748.91 : 12,073.74 = 4,770.09 : x
  2. Step 2: Convert to fraction form
    8,748.91/12,073.74 = 4,770.09/x
  3. Step 3: Cross multiply
    8,748.91x = 12,073.74 × 4,770.09
  4. Step 4: Simplify right side
    8,748.91x = 57,592,766.07
  5. Step 5: Solve for x
    x = 57,592,766.07/8,748.91
  6. Step 6: Final answer
    x = 6,582.85

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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.