Home / 1,894.94-2,615.03-1,055.67

Finding the Fourth Proportional to 1,894.94, 2,615.03 and 1,055.67

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Solution

The fourth proportional to 1,894.94, 2,615.03 and 1,055.67 is: 1,456.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,894.94 : 2,615.03 = 1,055.67 : x
  2. Step 2: Convert to fraction form
    1,894.94/2,615.03 = 1,055.67/x
  3. Step 3: Cross multiply
    1,894.94x = 2,615.03 × 1,055.67
  4. Step 4: Simplify right side
    1,894.94x = 2,760,603.44
  5. Step 5: Solve for x
    x = 2,760,603.44/1,894.94
  6. Step 6: Final answer
    x = 1,456.83

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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.