Home / 7,575.12-10,453.59-4,431.33

Finding the Fourth Proportional to 7,575.12, 10,453.59 and 4,431.33

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Solution

The fourth proportional to 7,575.12, 10,453.59 and 4,431.33 is: 6,115.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,575.12 : 10,453.59 = 4,431.33 : x
  2. Step 2: Convert to fraction form
    7,575.12/10,453.59 = 4,431.33/x
  3. Step 3: Cross multiply
    7,575.12x = 10,453.59 × 4,431.33
  4. Step 4: Simplify right side
    7,575.12x = 46,323,306.97
  5. Step 5: Solve for x
    x = 46,323,306.97/7,575.12
  6. Step 6: Final answer
    x = 6,115.19

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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.