Home / 7,386.27-11,061.78-4,259.73

Finding the Fourth Proportional to 7,386.27, 11,061.78 and 4,259.73

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Solution

The fourth proportional to 7,386.27, 11,061.78 and 4,259.73 is: 6,379.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,386.27 : 11,061.78 = 4,259.73 : x
  2. Step 2: Convert to fraction form
    7,386.27/11,061.78 = 4,259.73/x
  3. Step 3: Cross multiply
    7,386.27x = 11,061.78 × 4,259.73
  4. Step 4: Simplify right side
    7,386.27x = 47,120,174.82
  5. Step 5: Solve for x
    x = 47,120,174.82/7,386.27
  6. Step 6: Final answer
    x = 6,379.43

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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.