Home / 1,698.43-2,344.04-1,110.67

Finding the Fourth Proportional to 1,698.43, 2,344.04 and 1,110.67

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Solution

The fourth proportional to 1,698.43, 2,344.04 and 1,110.67 is: 1,532.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,698.43 : 2,344.04 = 1,110.67 : x
  2. Step 2: Convert to fraction form
    1,698.43/2,344.04 = 1,110.67/x
  3. Step 3: Cross multiply
    1,698.43x = 2,344.04 × 1,110.67
  4. Step 4: Simplify right side
    1,698.43x = 2,603,449.35
  5. Step 5: Solve for x
    x = 2,603,449.35/1,698.43
  6. Step 6: Final answer
    x = 1,532.86

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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.