Home / 2,828.04-4,242.66-1,368.42

Finding the Fourth Proportional to 2,828.04, 4,242.66 and 1,368.42

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Solution

The fourth proportional to 2,828.04, 4,242.66 and 1,368.42 is: 2,052.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,828.04 : 4,242.66 = 1,368.42 : x
  2. Step 2: Convert to fraction form
    2,828.04/4,242.66 = 1,368.42/x
  3. Step 3: Cross multiply
    2,828.04x = 4,242.66 × 1,368.42
  4. Step 4: Simplify right side
    2,828.04x = 5,805,740.80
  5. Step 5: Solve for x
    x = 5,805,740.80/2,828.04
  6. Step 6: Final answer
    x = 2,052.92

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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.