Home / 5,806.67-8,012.78-3,289.07

Finding the Fourth Proportional to 5,806.67, 8,012.78 and 3,289.07

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Solution

The fourth proportional to 5,806.67, 8,012.78 and 3,289.07 is: 4,538.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,806.67 : 8,012.78 = 3,289.07 : x
  2. Step 2: Convert to fraction form
    5,806.67/8,012.78 = 3,289.07/x
  3. Step 3: Cross multiply
    5,806.67x = 8,012.78 × 3,289.07
  4. Step 4: Simplify right side
    5,806.67x = 26,354,537.81
  5. Step 5: Solve for x
    x = 26,354,537.81/5,806.67
  6. Step 6: Final answer
    x = 4,538.67

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1.5x scale

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.