Home / 9,021.60-13,532.76-5,072.67

Finding the Fourth Proportional to 9,021.60, 13,532.76 and 5,072.67

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Solution

The fourth proportional to 9,021.60, 13,532.76 and 5,072.67 is: 7,609.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,021.60 : 13,532.76 = 5,072.67 : x
  2. Step 2: Convert to fraction form
    9,021.60/13,532.76 = 5,072.67/x
  3. Step 3: Cross multiply
    9,021.60x = 13,532.76 × 5,072.67
  4. Step 4: Simplify right side
    9,021.60x = 68,647,225.67
  5. Step 5: Solve for x
    x = 68,647,225.67/9,021.60
  6. Step 6: Final answer
    x = 7,609.21

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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.