Home / 9,213.43-13,820.33-2,287.75

Finding the Fourth Proportional to 9,213.43, 13,820.33 and 2,287.75

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Solution

The fourth proportional to 9,213.43, 13,820.33 and 2,287.75 is: 3,431.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,213.43 : 13,820.33 = 2,287.75 : x
  2. Step 2: Convert to fraction form
    9,213.43/13,820.33 = 2,287.75/x
  3. Step 3: Cross multiply
    9,213.43x = 13,820.33 × 2,287.75
  4. Step 4: Simplify right side
    9,213.43x = 31,617,459.96
  5. Step 5: Solve for x
    x = 31,617,459.96/9,213.43
  6. Step 6: Final answer
    x = 3,431.67

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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.