Home / 1,959.22-2,703.62-1,173.34

Finding the Fourth Proportional to 1,959.22, 2,703.62 and 1,173.34

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Solution

The fourth proportional to 1,959.22, 2,703.62 and 1,173.34 is: 1,619.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,959.22 : 2,703.62 = 1,173.34 : x
  2. Step 2: Convert to fraction form
    1,959.22/2,703.62 = 1,173.34/x
  3. Step 3: Cross multiply
    1,959.22x = 2,703.62 × 1,173.34
  4. Step 4: Simplify right side
    1,959.22x = 3,172,265.49
  5. Step 5: Solve for x
    x = 3,172,265.49/1,959.22
  6. Step 6: Final answer
    x = 1,619.15

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1.5x scale

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.