Home / 1,827.24-2,522.39-1,407.44

Finding the Fourth Proportional to 1,827.24, 2,522.39 and 1,407.44

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Solution

The fourth proportional to 1,827.24, 2,522.39 and 1,407.44 is: 1,942.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,827.24 : 2,522.39 = 1,407.44 : x
  2. Step 2: Convert to fraction form
    1,827.24/2,522.39 = 1,407.44/x
  3. Step 3: Cross multiply
    1,827.24x = 2,522.39 × 1,407.44
  4. Step 4: Simplify right side
    1,827.24x = 3,550,092.93
  5. Step 5: Solve for x
    x = 3,550,092.93/1,827.24
  6. Step 6: Final answer
    x = 1,942.87

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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.