Home / 1,949.35-2,923.74-1,159.17

Finding the Fourth Proportional to 1,949.35, 2,923.74 and 1,159.17

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Solution

The fourth proportional to 1,949.35, 2,923.74 and 1,159.17 is: 1,738.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,949.35 : 2,923.74 = 1,159.17 : x
  2. Step 2: Convert to fraction form
    1,949.35/2,923.74 = 1,159.17/x
  3. Step 3: Cross multiply
    1,949.35x = 2,923.74 × 1,159.17
  4. Step 4: Simplify right side
    1,949.35x = 3,389,111.70
  5. Step 5: Solve for x
    x = 3,389,111.70/1,949.35
  6. Step 6: Final answer
    x = 1,738.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.