Home / 3,225.81-4,839.43-1,145.94

Finding the Fourth Proportional to 3,225.81, 4,839.43 and 1,145.94

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Solution

The fourth proportional to 3,225.81, 4,839.43 and 1,145.94 is: 1,719.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,225.81 : 4,839.43 = 1,145.94 : x
  2. Step 2: Convert to fraction form
    3,225.81/4,839.43 = 1,145.94/x
  3. Step 3: Cross multiply
    3,225.81x = 4,839.43 × 1,145.94
  4. Step 4: Simplify right side
    3,225.81x = 5,545,696.41
  5. Step 5: Solve for x
    x = 5,545,696.41/3,225.81
  6. Step 6: Final answer
    x = 1,719.16

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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.