Home / 9,849.60-14,772.78-3,275.10

Finding the Fourth Proportional to 9,849.60, 14,772.78 and 3,275.10

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Solution

The fourth proportional to 9,849.60, 14,772.78 and 3,275.10 is: 4,912.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,849.60 : 14,772.78 = 3,275.10 : x
  2. Step 2: Convert to fraction form
    9,849.60/14,772.78 = 3,275.10/x
  3. Step 3: Cross multiply
    9,849.60x = 14,772.78 × 3,275.10
  4. Step 4: Simplify right side
    9,849.60x = 48,382,331.78
  5. Step 5: Solve for x
    x = 48,382,331.78/9,849.60
  6. Step 6: Final answer
    x = 4,912.11

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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.