Home / 8,749.80-12,074.74-4,770.94

Finding the Fourth Proportional to 8,749.80, 12,074.74 and 4,770.94

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Solution

The fourth proportional to 8,749.80, 12,074.74 and 4,770.94 is: 6,583.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,749.80 : 12,074.74 = 4,770.94 : x
  2. Step 2: Convert to fraction form
    8,749.80/12,074.74 = 4,770.94/x
  3. Step 3: Cross multiply
    8,749.80x = 12,074.74 × 4,770.94
  4. Step 4: Simplify right side
    8,749.80x = 57,607,860.06
  5. Step 5: Solve for x
    x = 57,607,860.06/8,749.80
  6. Step 6: Final answer
    x = 6,583.91

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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.