Home / 5,042.24-7,564.08-1,578.32

Finding the Fourth Proportional to 5,042.24, 7,564.08 and 1,578.32

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Solution

The fourth proportional to 5,042.24, 7,564.08 and 1,578.32 is: 2,367.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,042.24 : 7,564.08 = 1,578.32 : x
  2. Step 2: Convert to fraction form
    5,042.24/7,564.08 = 1,578.32/x
  3. Step 3: Cross multiply
    5,042.24x = 7,564.08 × 1,578.32
  4. Step 4: Simplify right side
    5,042.24x = 11,938,538.75
  5. Step 5: Solve for x
    x = 11,938,538.75/5,042.24
  6. Step 6: Final answer
    x = 2,367.71

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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.