Home / 1,408.23-2,113.04-1,063.67

Finding the Fourth Proportional to 1,408.23, 2,113.04 and 1,063.67

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Solution

The fourth proportional to 1,408.23, 2,113.04 and 1,063.67 is: 1,596.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,408.23 : 2,113.04 = 1,063.67 : x
  2. Step 2: Convert to fraction form
    1,408.23/2,113.04 = 1,063.67/x
  3. Step 3: Cross multiply
    1,408.23x = 2,113.04 × 1,063.67
  4. Step 4: Simplify right side
    1,408.23x = 2,247,569.35
  5. Step 5: Solve for x
    x = 2,247,569.35/1,408.23
  6. Step 6: Final answer
    x = 1,596.02

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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.