Home / 4,840.53-7,247.16-3,081.21

Finding the Fourth Proportional to 4,840.53, 7,247.16 and 3,081.21

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Solution

The fourth proportional to 4,840.53, 7,247.16 and 3,081.21 is: 4,613.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,840.53 : 7,247.16 = 3,081.21 : x
  2. Step 2: Convert to fraction form
    4,840.53/7,247.16 = 3,081.21/x
  3. Step 3: Cross multiply
    4,840.53x = 7,247.16 × 3,081.21
  4. Step 4: Simplify right side
    4,840.53x = 22,330,021.86
  5. Step 5: Solve for x
    x = 22,330,021.86/4,840.53
  6. Step 6: Final answer
    x = 4,613.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.