Home / 9,513.45-14,270.86-2,940.15

Finding the Fourth Proportional to 9,513.45, 14,270.86 and 2,940.15

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Solution

The fourth proportional to 9,513.45, 14,270.86 and 2,940.15 is: 4,410.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,513.45 : 14,270.86 = 2,940.15 : x
  2. Step 2: Convert to fraction form
    9,513.45/14,270.86 = 2,940.15/x
  3. Step 3: Cross multiply
    9,513.45x = 14,270.86 × 2,940.15
  4. Step 4: Simplify right side
    9,513.45x = 41,958,437.68
  5. Step 5: Solve for x
    x = 41,958,437.68/9,513.45
  6. Step 6: Final answer
    x = 4,410.43

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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.