Home / 5,744.78-7,928.53-3,506.18

Finding the Fourth Proportional to 5,744.78, 7,928.53 and 3,506.18

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Solution

The fourth proportional to 5,744.78, 7,928.53 and 3,506.18 is: 4,838.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,744.78 : 7,928.53 = 3,506.18 : x
  2. Step 2: Convert to fraction form
    5,744.78/7,928.53 = 3,506.18/x
  3. Step 3: Cross multiply
    5,744.78x = 7,928.53 × 3,506.18
  4. Step 4: Simplify right side
    5,744.78x = 27,798,804.91
  5. Step 5: Solve for x
    x = 27,798,804.91/5,744.78
  6. Step 6: Final answer
    x = 4,838.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.