Home / 4,887.96-7,331.94-1,190.16

Finding the Fourth Proportional to 4,887.96, 7,331.94 and 1,190.16

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Solution

The fourth proportional to 4,887.96, 7,331.94 and 1,190.16 is: 1,785.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,887.96 : 7,331.94 = 1,190.16 : x
  2. Step 2: Convert to fraction form
    4,887.96/7,331.94 = 1,190.16/x
  3. Step 3: Cross multiply
    4,887.96x = 7,331.94 × 1,190.16
  4. Step 4: Simplify right side
    4,887.96x = 8,726,181.71
  5. Step 5: Solve for x
    x = 8,726,181.71/4,887.96
  6. Step 6: Final answer
    x = 1,785.24

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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.