Home / 7,903.14-11,850.74-2,636.31

Finding the Fourth Proportional to 7,903.14, 11,850.74 and 2,636.31

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Solution

The fourth proportional to 7,903.14, 11,850.74 and 2,636.31 is: 3,953.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,903.14 : 11,850.74 = 2,636.31 : x
  2. Step 2: Convert to fraction form
    7,903.14/11,850.74 = 2,636.31/x
  3. Step 3: Cross multiply
    7,903.14x = 11,850.74 × 2,636.31
  4. Step 4: Simplify right side
    7,903.14x = 31,242,151.93
  5. Step 5: Solve for x
    x = 31,242,151.93/7,903.14
  6. Step 6: Final answer
    x = 3,953.13

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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.