Home / 1,856.94-2,557.44-1,608.18

Finding the Fourth Proportional to 1,856.94, 2,557.44 and 1,608.18

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Solution

The fourth proportional to 1,856.94, 2,557.44 and 1,608.18 is: 2,214.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,856.94 : 2,557.44 = 1,608.18 : x
  2. Step 2: Convert to fraction form
    1,856.94/2,557.44 = 1,608.18/x
  3. Step 3: Cross multiply
    1,856.94x = 2,557.44 × 1,608.18
  4. Step 4: Simplify right side
    1,856.94x = 4,112,823.86
  5. Step 5: Solve for x
    x = 4,112,823.86/1,856.94
  6. Step 6: Final answer
    x = 2,214.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.