Home / 7,928.89-10,941.96-4,392.16

Finding the Fourth Proportional to 7,928.89, 10,941.96 and 4,392.16

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Solution

The fourth proportional to 7,928.89, 10,941.96 and 4,392.16 is: 6,061.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,928.89 : 10,941.96 = 4,392.16 : x
  2. Step 2: Convert to fraction form
    7,928.89/10,941.96 = 4,392.16/x
  3. Step 3: Cross multiply
    7,928.89x = 10,941.96 × 4,392.16
  4. Step 4: Simplify right side
    7,928.89x = 48,058,839.03
  5. Step 5: Solve for x
    x = 48,058,839.03/7,928.89
  6. Step 6: Final answer
    x = 6,061.23

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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.