Home / 5,617.29-7,750.31-3,627.93

Finding the Fourth Proportional to 5,617.29, 7,750.31 and 3,627.93

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Solution

The fourth proportional to 5,617.29, 7,750.31 and 3,627.93 is: 5,005.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,617.29 : 7,750.31 = 3,627.93 : x
  2. Step 2: Convert to fraction form
    5,617.29/7,750.31 = 3,627.93/x
  3. Step 3: Cross multiply
    5,617.29x = 7,750.31 × 3,627.93
  4. Step 4: Simplify right side
    5,617.29x = 28,117,564.02
  5. Step 5: Solve for x
    x = 28,117,564.02/5,617.29
  6. Step 6: Final answer
    x = 5,005.54

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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.