Home / 11,354.05-17,013.73-4,776.63

Finding the Fourth Proportional to 11,354.05, 17,013.73 and 4,776.63

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Solution

The fourth proportional to 11,354.05, 17,013.73 and 4,776.63 is: 7,157.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,354.05 : 17,013.73 = 4,776.63 : x
  2. Step 2: Convert to fraction form
    11,354.05/17,013.73 = 4,776.63/x
  3. Step 3: Cross multiply
    11,354.05x = 17,013.73 × 4,776.63
  4. Step 4: Simplify right side
    11,354.05x = 81,268,269.25
  5. Step 5: Solve for x
    x = 81,268,269.25/11,354.05
  6. Step 6: Final answer
    x = 7,157.65

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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.