Home / 9,403.25-14,106.29-2,828.75

Finding the Fourth Proportional to 9,403.25, 14,106.29 and 2,828.75

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Solution

The fourth proportional to 9,403.25, 14,106.29 and 2,828.75 is: 4,243.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,403.25 : 14,106.29 = 2,828.75 : x
  2. Step 2: Convert to fraction form
    9,403.25/14,106.29 = 2,828.75/x
  3. Step 3: Cross multiply
    9,403.25x = 14,106.29 × 2,828.75
  4. Step 4: Simplify right side
    9,403.25x = 39,903,083.16
  5. Step 5: Solve for x
    x = 39,903,083.16/9,403.25
  6. Step 6: Final answer
    x = 4,243.54

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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.