Home / 4,785.99-7,180.11-1,454.19

Finding the Fourth Proportional to 4,785.99, 7,180.11 and 1,454.19

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Solution

The fourth proportional to 4,785.99, 7,180.11 and 1,454.19 is: 2,181.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,785.99 : 7,180.11 = 1,454.19 : x
  2. Step 2: Convert to fraction form
    4,785.99/7,180.11 = 1,454.19/x
  3. Step 3: Cross multiply
    4,785.99x = 7,180.11 × 1,454.19
  4. Step 4: Simplify right side
    4,785.99x = 10,441,244.16
  5. Step 5: Solve for x
    x = 10,441,244.16/4,785.99
  6. Step 6: Final answer
    x = 2,181.63

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Double scale
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Similar ratio
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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.