Home / 8,749.53-12,074.58-4,770.81

Finding the Fourth Proportional to 8,749.53, 12,074.58 and 4,770.81

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Solution

The fourth proportional to 8,749.53, 12,074.58 and 4,770.81 is: 6,583.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,749.53 : 12,074.58 = 4,770.81 : x
  2. Step 2: Convert to fraction form
    8,749.53/12,074.58 = 4,770.81/x
  3. Step 3: Cross multiply
    8,749.53x = 12,074.58 × 4,770.81
  4. Step 4: Simplify right side
    8,749.53x = 57,605,527.01
  5. Step 5: Solve for x
    x = 57,605,527.01/8,749.53
  6. Step 6: Final answer
    x = 6,583.84

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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.