Home / 3,561.85-5,343.36-1,096.67

Finding the Fourth Proportional to 3,561.85, 5,343.36 and 1,096.67

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Solution

The fourth proportional to 3,561.85, 5,343.36 and 1,096.67 is: 1,645.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,561.85 : 5,343.36 = 1,096.67 : x
  2. Step 2: Convert to fraction form
    3,561.85/5,343.36 = 1,096.67/x
  3. Step 3: Cross multiply
    3,561.85x = 5,343.36 × 1,096.67
  4. Step 4: Simplify right side
    3,561.85x = 5,859,902.61
  5. Step 5: Solve for x
    x = 5,859,902.61/3,561.85
  6. Step 6: Final answer
    x = 1,645.19

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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.