Home / 3,243.09-4,860.54-1,762.25

Finding the Fourth Proportional to 3,243.09, 4,860.54 and 1,762.25

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Solution

The fourth proportional to 3,243.09, 4,860.54 and 1,762.25 is: 2,641.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,243.09 : 4,860.54 = 1,762.25 : x
  2. Step 2: Convert to fraction form
    3,243.09/4,860.54 = 1,762.25/x
  3. Step 3: Cross multiply
    3,243.09x = 4,860.54 × 1,762.25
  4. Step 4: Simplify right side
    3,243.09x = 8,565,477.80
  5. Step 5: Solve for x
    x = 8,565,477.80/3,243.09
  6. Step 6: Final answer
    x = 2,641.15

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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.