Home / 11,305.48-16,941.78-5,455.24

Finding the Fourth Proportional to 11,305.48, 16,941.78 and 5,455.24

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Solution

The fourth proportional to 11,305.48, 16,941.78 and 5,455.24 is: 8,174.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,305.48 : 16,941.78 = 5,455.24 : x
  2. Step 2: Convert to fraction form
    11,305.48/16,941.78 = 5,455.24/x
  3. Step 3: Cross multiply
    11,305.48x = 16,941.78 × 5,455.24
  4. Step 4: Simplify right side
    11,305.48x = 92,421,475.93
  5. Step 5: Solve for x
    x = 92,421,475.93/11,305.48
  6. Step 6: Final answer
    x = 8,174.93

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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.