Home / 6,739.78-10,109.74-2,356.24

Finding the Fourth Proportional to 6,739.78, 10,109.74 and 2,356.24

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Solution

The fourth proportional to 6,739.78, 10,109.74 and 2,356.24 is: 3,534.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,739.78 : 10,109.74 = 2,356.24 : x
  2. Step 2: Convert to fraction form
    6,739.78/10,109.74 = 2,356.24/x
  3. Step 3: Cross multiply
    6,739.78x = 10,109.74 × 2,356.24
  4. Step 4: Simplify right side
    6,739.78x = 23,820,973.78
  5. Step 5: Solve for x
    x = 23,820,973.78/6,739.78
  6. Step 6: Final answer
    x = 3,534.38

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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.