Home / 7,973.55-11,960.78-2,427.08

Finding the Fourth Proportional to 7,973.55, 11,960.78 and 2,427.08

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Solution

The fourth proportional to 7,973.55, 11,960.78 and 2,427.08 is: 3,640.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,973.55 : 11,960.78 = 2,427.08 : x
  2. Step 2: Convert to fraction form
    7,973.55/11,960.78 = 2,427.08/x
  3. Step 3: Cross multiply
    7,973.55x = 11,960.78 × 2,427.08
  4. Step 4: Simplify right side
    7,973.55x = 29,029,697.98
  5. Step 5: Solve for x
    x = 29,029,697.98/7,973.55
  6. Step 6: Final answer
    x = 3,640.75

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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.