Home / 1,736.95-2,394.50-1,238.73

Finding the Fourth Proportional to 1,736.95, 2,394.50 and 1,238.73

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Solution

The fourth proportional to 1,736.95, 2,394.50 and 1,238.73 is: 1,707.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,736.95 : 2,394.50 = 1,238.73 : x
  2. Step 2: Convert to fraction form
    1,736.95/2,394.50 = 1,238.73/x
  3. Step 3: Cross multiply
    1,736.95x = 2,394.50 × 1,238.73
  4. Step 4: Simplify right side
    1,736.95x = 2,966,138.99
  5. Step 5: Solve for x
    x = 2,966,138.99/1,736.95
  6. Step 6: Final answer
    x = 1,707.67

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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.