Home / 6,924.05-9,555.73-3,940.01

Finding the Fourth Proportional to 6,924.05, 9,555.73 and 3,940.01

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Solution

The fourth proportional to 6,924.05, 9,555.73 and 3,940.01 is: 5,437.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,924.05 : 9,555.73 = 3,940.01 : x
  2. Step 2: Convert to fraction form
    6,924.05/9,555.73 = 3,940.01/x
  3. Step 3: Cross multiply
    6,924.05x = 9,555.73 × 3,940.01
  4. Step 4: Simplify right side
    6,924.05x = 37,649,614.13
  5. Step 5: Solve for x
    x = 37,649,614.13/6,924.05
  6. Step 6: Final answer
    x = 5,437.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.