Home / 9,245.16-13,859.43-3,397.68

Finding the Fourth Proportional to 9,245.16, 13,859.43 and 3,397.68

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Solution

The fourth proportional to 9,245.16, 13,859.43 and 3,397.68 is: 5,093.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,245.16 : 13,859.43 = 3,397.68 : x
  2. Step 2: Convert to fraction form
    9,245.16/13,859.43 = 3,397.68/x
  3. Step 3: Cross multiply
    9,245.16x = 13,859.43 × 3,397.68
  4. Step 4: Simplify right side
    9,245.16x = 47,089,908.12
  5. Step 5: Solve for x
    x = 47,089,908.12/9,245.16
  6. Step 6: Final answer
    x = 5,093.47

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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.