Home / 7,185.27-9,915.58-4,041.46

Finding the Fourth Proportional to 7,185.27, 9,915.58 and 4,041.46

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Solution

The fourth proportional to 7,185.27, 9,915.58 and 4,041.46 is: 5,577.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,185.27 : 9,915.58 = 4,041.46 : x
  2. Step 2: Convert to fraction form
    7,185.27/9,915.58 = 4,041.46/x
  3. Step 3: Cross multiply
    7,185.27x = 9,915.58 × 4,041.46
  4. Step 4: Simplify right side
    7,185.27x = 40,073,419.95
  5. Step 5: Solve for x
    x = 40,073,419.95/7,185.27
  6. Step 6: Final answer
    x = 5,577.16

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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.