Home / 1,959.14-2,703.63-1,173.19

Finding the Fourth Proportional to 1,959.14, 2,703.63 and 1,173.19

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Solution

The fourth proportional to 1,959.14, 2,703.63 and 1,173.19 is: 1,619.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,959.14 : 2,703.63 = 1,173.19 : x
  2. Step 2: Convert to fraction form
    1,959.14/2,703.63 = 1,173.19/x
  3. Step 3: Cross multiply
    1,959.14x = 2,703.63 × 1,173.19
  4. Step 4: Simplify right side
    1,959.14x = 3,171,871.68
  5. Step 5: Solve for x
    x = 3,171,871.68/1,959.14
  6. Step 6: Final answer
    x = 1,619.01

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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.