Home / 5,451.67-8,180.70-2,373.67

Finding the Fourth Proportional to 5,451.67, 8,180.70 and 2,373.67

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Solution

The fourth proportional to 5,451.67, 8,180.70 and 2,373.67 is: 3,561.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,451.67 : 8,180.70 = 2,373.67 : x
  2. Step 2: Convert to fraction form
    5,451.67/8,180.70 = 2,373.67/x
  3. Step 3: Cross multiply
    5,451.67x = 8,180.70 × 2,373.67
  4. Step 4: Simplify right side
    5,451.67x = 19,418,282.17
  5. Step 5: Solve for x
    x = 19,418,282.17/5,451.67
  6. Step 6: Final answer
    x = 3,561.90

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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.