Home / 9,816.49-14,728.64-3,576.92

Finding the Fourth Proportional to 9,816.49, 14,728.64 and 3,576.92

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Solution

The fourth proportional to 9,816.49, 14,728.64 and 3,576.92 is: 5,366.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,816.49 : 14,728.64 = 3,576.92 : x
  2. Step 2: Convert to fraction form
    9,816.49/14,728.64 = 3,576.92/x
  3. Step 3: Cross multiply
    9,816.49x = 14,728.64 × 3,576.92
  4. Step 4: Simplify right side
    9,816.49x = 52,683,212.75
  5. Step 5: Solve for x
    x = 52,683,212.75/9,816.49
  6. Step 6: Final answer
    x = 5,366.81

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1.5x scale

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.