Home / 4,077.49-6,119.28-1,887.75

Finding the Fourth Proportional to 4,077.49, 6,119.28 and 1,887.75

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Solution

The fourth proportional to 4,077.49, 6,119.28 and 1,887.75 is: 2,833.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,077.49 : 6,119.28 = 1,887.75 : x
  2. Step 2: Convert to fraction form
    4,077.49/6,119.28 = 1,887.75/x
  3. Step 3: Cross multiply
    4,077.49x = 6,119.28 × 1,887.75
  4. Step 4: Simplify right side
    4,077.49x = 11,551,670.82
  5. Step 5: Solve for x
    x = 11,551,670.82/4,077.49
  6. Step 6: Final answer
    x = 2,833.04

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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.