Home / 4,914.78-7,373.40-1,796.50

Finding the Fourth Proportional to 4,914.78, 7,373.40 and 1,796.50

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Solution

The fourth proportional to 4,914.78, 7,373.40 and 1,796.50 is: 2,695.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,914.78 : 7,373.40 = 1,796.50 : x
  2. Step 2: Convert to fraction form
    4,914.78/7,373.40 = 1,796.50/x
  3. Step 3: Cross multiply
    4,914.78x = 7,373.40 × 1,796.50
  4. Step 4: Simplify right side
    4,914.78x = 13,246,313.10
  5. Step 5: Solve for x
    x = 13,246,313.10/4,914.78
  6. Step 6: Final answer
    x = 2,695.20

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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.