Home / 9,213.96-13,819.53-2,973.12

Finding the Fourth Proportional to 9,213.96, 13,819.53 and 2,973.12

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Solution

The fourth proportional to 9,213.96, 13,819.53 and 2,973.12 is: 4,459.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,213.96 : 13,819.53 = 2,973.12 : x
  2. Step 2: Convert to fraction form
    9,213.96/13,819.53 = 2,973.12/x
  3. Step 3: Cross multiply
    9,213.96x = 13,819.53 × 2,973.12
  4. Step 4: Simplify right side
    9,213.96x = 41,087,121.03
  5. Step 5: Solve for x
    x = 41,087,121.03/9,213.96
  6. Step 6: Final answer
    x = 4,459.23

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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.