Home / 8,749.85-12,074.76-4,770.97

Finding the Fourth Proportional to 8,749.85, 12,074.76 and 4,770.97

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Solution

The fourth proportional to 8,749.85, 12,074.76 and 4,770.97 is: 6,583.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,749.85 : 12,074.76 = 4,770.97 : x
  2. Step 2: Convert to fraction form
    8,749.85/12,074.76 = 4,770.97/x
  3. Step 3: Cross multiply
    8,749.85x = 12,074.76 × 4,770.97
  4. Step 4: Simplify right side
    8,749.85x = 57,608,287.53
  5. Step 5: Solve for x
    x = 57,608,287.53/8,749.85
  6. Step 6: Final answer
    x = 6,583.92

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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.