Home / 11,837.25-17,756.93-3,403.80

Finding the Fourth Proportional to 11,837.25, 17,756.93 and 3,403.80

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Solution

The fourth proportional to 11,837.25, 17,756.93 and 3,403.80 is: 5,106.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,837.25 : 17,756.93 = 3,403.80 : x
  2. Step 2: Convert to fraction form
    11,837.25/17,756.93 = 3,403.80/x
  3. Step 3: Cross multiply
    11,837.25x = 17,756.93 × 3,403.80
  4. Step 4: Simplify right side
    11,837.25x = 60,441,038.33
  5. Step 5: Solve for x
    x = 60,441,038.33/11,837.25
  6. Step 6: Final answer
    x = 5,106.00

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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.