Home / 1,959.60-2,703.87-1,173.54

Finding the Fourth Proportional to 1,959.60, 2,703.87 and 1,173.54

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Solution

The fourth proportional to 1,959.60, 2,703.87 and 1,173.54 is: 1,619.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,959.60 : 2,703.87 = 1,173.54 : x
  2. Step 2: Convert to fraction form
    1,959.60/2,703.87 = 1,173.54/x
  3. Step 3: Cross multiply
    1,959.60x = 2,703.87 × 1,173.54
  4. Step 4: Simplify right side
    1,959.60x = 3,173,099.60
  5. Step 5: Solve for x
    x = 3,173,099.60/1,959.60
  6. Step 6: Final answer
    x = 1,619.26

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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.