Home / 9,880.16-14,817.12-3,304.80

Finding the Fourth Proportional to 9,880.16, 14,817.12 and 3,304.80

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Solution

The fourth proportional to 9,880.16, 14,817.12 and 3,304.80 is: 4,956.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,880.16 : 14,817.12 = 3,304.80 : x
  2. Step 2: Convert to fraction form
    9,880.16/14,817.12 = 3,304.80/x
  3. Step 3: Cross multiply
    9,880.16x = 14,817.12 × 3,304.80
  4. Step 4: Simplify right side
    9,880.16x = 48,967,618.18
  5. Step 5: Solve for x
    x = 48,967,618.18/9,880.16
  6. Step 6: Final answer
    x = 4,956.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.