Home / 9,214.40-13,821.66-3,368.60

Finding the Fourth Proportional to 9,214.40, 13,821.66 and 3,368.60

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Solution

The fourth proportional to 9,214.40, 13,821.66 and 3,368.60 is: 5,052.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,214.40 : 13,821.66 = 3,368.60 : x
  2. Step 2: Convert to fraction form
    9,214.40/13,821.66 = 3,368.60/x
  3. Step 3: Cross multiply
    9,214.40x = 13,821.66 × 3,368.60
  4. Step 4: Simplify right side
    9,214.40x = 46,559,643.88
  5. Step 5: Solve for x
    x = 46,559,643.88/9,214.40
  6. Step 6: Final answer
    x = 5,052.92

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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.