Home / 2,837.85-4,254.48-1,277.06

Finding the Fourth Proportional to 2,837.85, 4,254.48 and 1,277.06

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Solution

The fourth proportional to 2,837.85, 4,254.48 and 1,277.06 is: 1,914.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,837.85 : 4,254.48 = 1,277.06 : x
  2. Step 2: Convert to fraction form
    2,837.85/4,254.48 = 1,277.06/x
  3. Step 3: Cross multiply
    2,837.85x = 4,254.48 × 1,277.06
  4. Step 4: Simplify right side
    2,837.85x = 5,433,204.96
  5. Step 5: Solve for x
    x = 5,433,204.96/2,837.85
  6. Step 6: Final answer
    x = 1,914.55

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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.