Home / 5,029.78-7,548.12-2,566.28

Finding the Fourth Proportional to 5,029.78, 7,548.12 and 2,566.28

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Solution

The fourth proportional to 5,029.78, 7,548.12 and 2,566.28 is: 3,851.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,029.78 : 7,548.12 = 2,566.28 : x
  2. Step 2: Convert to fraction form
    5,029.78/7,548.12 = 2,566.28/x
  3. Step 3: Cross multiply
    5,029.78x = 7,548.12 × 2,566.28
  4. Step 4: Simplify right side
    5,029.78x = 19,370,589.39
  5. Step 5: Solve for x
    x = 19,370,589.39/5,029.78
  6. Step 6: Final answer
    x = 3,851.18

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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.