Home / 1,959.16-2,703.66-1,074.98

Finding the Fourth Proportional to 1,959.16, 2,703.66 and 1,074.98

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Solution

The fourth proportional to 1,959.16, 2,703.66 and 1,074.98 is: 1,483.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,959.16 : 2,703.66 = 1,074.98 : x
  2. Step 2: Convert to fraction form
    1,959.16/2,703.66 = 1,074.98/x
  3. Step 3: Cross multiply
    1,959.16x = 2,703.66 × 1,074.98
  4. Step 4: Simplify right side
    1,959.16x = 2,906,380.43
  5. Step 5: Solve for x
    x = 2,906,380.43/1,959.16
  6. Step 6: Final answer
    x = 1,483.48

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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.