Home / 8,154.24-11,249.76-4,796.64

Finding the Fourth Proportional to 8,154.24, 11,249.76 and 4,796.64

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Solution

The fourth proportional to 8,154.24, 11,249.76 and 4,796.64 is: 6,617.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,154.24 : 11,249.76 = 4,796.64 : x
  2. Step 2: Convert to fraction form
    8,154.24/11,249.76 = 4,796.64/x
  3. Step 3: Cross multiply
    8,154.24x = 11,249.76 × 4,796.64
  4. Step 4: Simplify right side
    8,154.24x = 53,961,048.81
  5. Step 5: Solve for x
    x = 53,961,048.81/8,154.24
  6. Step 6: Final answer
    x = 6,617.54

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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.