Home / 3,222.09-4,834.75-1,275.93

Finding the Fourth Proportional to 3,222.09, 4,834.75 and 1,275.93

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Solution

The fourth proportional to 3,222.09, 4,834.75 and 1,275.93 is: 1,914.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,222.09 : 4,834.75 = 1,275.93 : x
  2. Step 2: Convert to fraction form
    3,222.09/4,834.75 = 1,275.93/x
  3. Step 3: Cross multiply
    3,222.09x = 4,834.75 × 1,275.93
  4. Step 4: Simplify right side
    3,222.09x = 6,168,802.57
  5. Step 5: Solve for x
    x = 6,168,802.57/3,222.09
  6. Step 6: Final answer
    x = 1,914.53

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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.