Home / 4,851.93-7,277.70-1,389.18

Finding the Fourth Proportional to 4,851.93, 7,277.70 and 1,389.18

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Solution

The fourth proportional to 4,851.93, 7,277.70 and 1,389.18 is: 2,083.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,851.93 : 7,277.70 = 1,389.18 : x
  2. Step 2: Convert to fraction form
    4,851.93/7,277.70 = 1,389.18/x
  3. Step 3: Cross multiply
    4,851.93x = 7,277.70 × 1,389.18
  4. Step 4: Simplify right side
    4,851.93x = 10,109,998.57
  5. Step 5: Solve for x
    x = 10,109,998.57/4,851.93
  6. Step 6: Final answer
    x = 2,083.71

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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.