Home / 1,718.19-2,367.83-1,245.26

Finding the Fourth Proportional to 1,718.19, 2,367.83 and 1,245.26

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Solution

The fourth proportional to 1,718.19, 2,367.83 and 1,245.26 is: 1,716.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,718.19 : 2,367.83 = 1,245.26 : x
  2. Step 2: Convert to fraction form
    1,718.19/2,367.83 = 1,245.26/x
  3. Step 3: Cross multiply
    1,718.19x = 2,367.83 × 1,245.26
  4. Step 4: Simplify right side
    1,718.19x = 2,948,573.02
  5. Step 5: Solve for x
    x = 2,948,573.02/1,718.19
  6. Step 6: Final answer
    x = 1,716.09

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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.