Home / 4,740.96-7,112.62-1,453.90

Finding the Fourth Proportional to 4,740.96, 7,112.62 and 1,453.90

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Solution

The fourth proportional to 4,740.96, 7,112.62 and 1,453.90 is: 2,181.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,740.96 : 7,112.62 = 1,453.90 : x
  2. Step 2: Convert to fraction form
    4,740.96/7,112.62 = 1,453.90/x
  3. Step 3: Cross multiply
    4,740.96x = 7,112.62 × 1,453.90
  4. Step 4: Simplify right side
    4,740.96x = 10,341,038.22
  5. Step 5: Solve for x
    x = 10,341,038.22/4,740.96
  6. Step 6: Final answer
    x = 2,181.21

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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.