Home / 10,387.24-14,334.37-5,671.52

Finding the Fourth Proportional to 10,387.24, 14,334.37 and 5,671.52

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Solution

The fourth proportional to 10,387.24, 14,334.37 and 5,671.52 is: 7,826.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,387.24 : 14,334.37 = 5,671.52 : x
  2. Step 2: Convert to fraction form
    10,387.24/14,334.37 = 5,671.52/x
  3. Step 3: Cross multiply
    10,387.24x = 14,334.37 × 5,671.52
  4. Step 4: Simplify right side
    10,387.24x = 81,297,634.05
  5. Step 5: Solve for x
    x = 81,297,634.05/10,387.24
  6. Step 6: Final answer
    x = 7,826.68

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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.