Home / 1,843.36-2,778.94-1,718.08

Finding the Fourth Proportional to 1,843.36, 2,778.94 and 1,718.08

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Solution

The fourth proportional to 1,843.36, 2,778.94 and 1,718.08 is: 2,590.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,843.36 : 2,778.94 = 1,718.08 : x
  2. Step 2: Convert to fraction form
    1,843.36/2,778.94 = 1,718.08/x
  3. Step 3: Cross multiply
    1,843.36x = 2,778.94 × 1,718.08
  4. Step 4: Simplify right side
    1,843.36x = 4,774,441.24
  5. Step 5: Solve for x
    x = 4,774,441.24/1,843.36
  6. Step 6: Final answer
    x = 2,590.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.