Home / 1,823.36-2,738.69-1,660.55

Finding the Fourth Proportional to 1,823.36, 2,738.69 and 1,660.55

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Solution

The fourth proportional to 1,823.36, 2,738.69 and 1,660.55 is: 2,494.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,823.36 : 2,738.69 = 1,660.55 : x
  2. Step 2: Convert to fraction form
    1,823.36/2,738.69 = 1,660.55/x
  3. Step 3: Cross multiply
    1,823.36x = 2,738.69 × 1,660.55
  4. Step 4: Simplify right side
    1,823.36x = 4,547,709.68
  5. Step 5: Solve for x
    x = 4,547,709.68/1,823.36
  6. Step 6: Final answer
    x = 2,494.14

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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.