Home / 4,845.05-7,263.25-1,921.36

Finding the Fourth Proportional to 4,845.05, 7,263.25 and 1,921.36

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Solution

The fourth proportional to 4,845.05, 7,263.25 and 1,921.36 is: 2,880.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,845.05 : 7,263.25 = 1,921.36 : x
  2. Step 2: Convert to fraction form
    4,845.05/7,263.25 = 1,921.36/x
  3. Step 3: Cross multiply
    4,845.05x = 7,263.25 × 1,921.36
  4. Step 4: Simplify right side
    4,845.05x = 13,955,318.02
  5. Step 5: Solve for x
    x = 13,955,318.02/4,845.05
  6. Step 6: Final answer
    x = 2,880.32

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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.