Home / 5,361.42-8,040.92-1,898.67

Finding the Fourth Proportional to 5,361.42, 8,040.92 and 1,898.67

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Solution

The fourth proportional to 5,361.42, 8,040.92 and 1,898.67 is: 2,847.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,361.42 : 8,040.92 = 1,898.67 : x
  2. Step 2: Convert to fraction form
    5,361.42/8,040.92 = 1,898.67/x
  3. Step 3: Cross multiply
    5,361.42x = 8,040.92 × 1,898.67
  4. Step 4: Simplify right side
    5,361.42x = 15,267,044.08
  5. Step 5: Solve for x
    x = 15,267,044.08/5,361.42
  6. Step 6: Final answer
    x = 2,847.57

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1.5x scale

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.