Home / 7,973.38-11,959.83-3,816.34

Finding the Fourth Proportional to 7,973.38, 11,959.83 and 3,816.34

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Solution

The fourth proportional to 7,973.38, 11,959.83 and 3,816.34 is: 5,724.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,973.38 : 11,959.83 = 3,816.34 : x
  2. Step 2: Convert to fraction form
    7,973.38/11,959.83 = 3,816.34/x
  3. Step 3: Cross multiply
    7,973.38x = 11,959.83 × 3,816.34
  4. Step 4: Simplify right side
    7,973.38x = 45,642,777.62
  5. Step 5: Solve for x
    x = 45,642,777.62/7,973.38
  6. Step 6: Final answer
    x = 5,724.40

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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.