Home / 4,839.75-7,260.03-1,918.08

Finding the Fourth Proportional to 4,839.75, 7,260.03 and 1,918.08

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Solution

The fourth proportional to 4,839.75, 7,260.03 and 1,918.08 is: 2,877.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,839.75 : 7,260.03 = 1,918.08 : x
  2. Step 2: Convert to fraction form
    4,839.75/7,260.03 = 1,918.08/x
  3. Step 3: Cross multiply
    4,839.75x = 7,260.03 × 1,918.08
  4. Step 4: Simplify right side
    4,839.75x = 13,925,318.34
  5. Step 5: Solve for x
    x = 13,925,318.34/4,839.75
  6. Step 6: Final answer
    x = 2,877.28

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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.