Home / 5,020.78-7,523.88-3,562.78

Finding the Fourth Proportional to 5,020.78, 7,523.88 and 3,562.78

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Solution

The fourth proportional to 5,020.78, 7,523.88 and 3,562.78 is: 5,339.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,020.78 : 7,523.88 = 3,562.78 : x
  2. Step 2: Convert to fraction form
    5,020.78/7,523.88 = 3,562.78/x
  3. Step 3: Cross multiply
    5,020.78x = 7,523.88 × 3,562.78
  4. Step 4: Simplify right side
    5,020.78x = 26,805,929.19
  5. Step 5: Solve for x
    x = 26,805,929.19/5,020.78
  6. Step 6: Final answer
    x = 5,339.00

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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.