Home / 7,522.47-10,381.37-4,165.43

Finding the Fourth Proportional to 7,522.47, 10,381.37 and 4,165.43

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Solution

The fourth proportional to 7,522.47, 10,381.37 and 4,165.43 is: 5,748.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,522.47 : 10,381.37 = 4,165.43 : x
  2. Step 2: Convert to fraction form
    7,522.47/10,381.37 = 4,165.43/x
  3. Step 3: Cross multiply
    7,522.47x = 10,381.37 × 4,165.43
  4. Step 4: Simplify right side
    7,522.47x = 43,242,797.31
  5. Step 5: Solve for x
    x = 43,242,797.31/7,522.47
  6. Step 6: Final answer
    x = 5,748.48

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.