Home / 4,839.36-7,259.52-1,376.64

Finding the Fourth Proportional to 4,839.36, 7,259.52 and 1,376.64

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Solution

The fourth proportional to 4,839.36, 7,259.52 and 1,376.64 is: 2,065.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,839.36 : 7,259.52 = 1,376.64 : x
  2. Step 2: Convert to fraction form
    4,839.36/7,259.52 = 1,376.64/x
  3. Step 3: Cross multiply
    4,839.36x = 7,259.52 × 1,376.64
  4. Step 4: Simplify right side
    4,839.36x = 9,993,745.61
  5. Step 5: Solve for x
    x = 9,993,745.61/4,839.36
  6. Step 6: Final answer
    x = 2,065.10

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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.