Home / 11,345.27-17,019.72-4,773.33

Finding the Fourth Proportional to 11,345.27, 17,019.72 and 4,773.33

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Solution

The fourth proportional to 11,345.27, 17,019.72 and 4,773.33 is: 7,160.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,345.27 : 17,019.72 = 4,773.33 : x
  2. Step 2: Convert to fraction form
    11,345.27/17,019.72 = 4,773.33/x
  3. Step 3: Cross multiply
    11,345.27x = 17,019.72 × 4,773.33
  4. Step 4: Simplify right side
    11,345.27x = 81,240,740.07
  5. Step 5: Solve for x
    x = 81,240,740.07/11,345.27
  6. Step 6: Final answer
    x = 7,160.76

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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.