Home / 9,243.25-13,858.81-3,317.16

Finding the Fourth Proportional to 9,243.25, 13,858.81 and 3,317.16

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Solution

The fourth proportional to 9,243.25, 13,858.81 and 3,317.16 is: 4,973.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,243.25 : 13,858.81 = 3,317.16 : x
  2. Step 2: Convert to fraction form
    9,243.25/13,858.81 = 3,317.16/x
  3. Step 3: Cross multiply
    9,243.25x = 13,858.81 × 3,317.16
  4. Step 4: Simplify right side
    9,243.25x = 45,971,933.86
  5. Step 5: Solve for x
    x = 45,971,933.86/9,243.25
  6. Step 6: Final answer
    x = 4,973.57

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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.