Home / 5,319.27-7,340.42-2,929.37

Finding the Fourth Proportional to 5,319.27, 7,340.42 and 2,929.37

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Solution

The fourth proportional to 5,319.27, 7,340.42 and 2,929.37 is: 4,042.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,319.27 : 7,340.42 = 2,929.37 : x
  2. Step 2: Convert to fraction form
    5,319.27/7,340.42 = 2,929.37/x
  3. Step 3: Cross multiply
    5,319.27x = 7,340.42 × 2,929.37
  4. Step 4: Simplify right side
    5,319.27x = 21,502,776.76
  5. Step 5: Solve for x
    x = 21,502,776.76/5,319.27
  6. Step 6: Final answer
    x = 4,042.43

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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.