Home / 7,973.39-11,960.76-2,426.78

Finding the Fourth Proportional to 7,973.39, 11,960.76 and 2,426.78

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Solution

The fourth proportional to 7,973.39, 11,960.76 and 2,426.78 is: 3,640.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,973.39 : 11,960.76 = 2,426.78 : x
  2. Step 2: Convert to fraction form
    7,973.39/11,960.76 = 2,426.78/x
  3. Step 3: Cross multiply
    7,973.39x = 11,960.76 × 2,426.78
  4. Step 4: Simplify right side
    7,973.39x = 29,026,133.15
  5. Step 5: Solve for x
    x = 29,026,133.15/7,973.39
  6. Step 6: Final answer
    x = 3,640.38

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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.