Home / 8,395.09-12,596.79-3,953.11

Finding the Fourth Proportional to 8,395.09, 12,596.79 and 3,953.11

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Solution

The fourth proportional to 8,395.09, 12,596.79 and 3,953.11 is: 5,931.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,395.09 : 12,596.79 = 3,953.11 : x
  2. Step 2: Convert to fraction form
    8,395.09/12,596.79 = 3,953.11/x
  3. Step 3: Cross multiply
    8,395.09x = 12,596.79 × 3,953.11
  4. Step 4: Simplify right side
    8,395.09x = 49,796,496.52
  5. Step 5: Solve for x
    x = 49,796,496.52/8,395.09
  6. Step 6: Final answer
    x = 5,931.62

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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.