Home / 7,773.44-11,666.91-4,078.27

Finding the Fourth Proportional to 7,773.44, 11,666.91 and 4,078.27

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Solution

The fourth proportional to 7,773.44, 11,666.91 and 4,078.27 is: 6,120.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,773.44 : 11,666.91 = 4,078.27 : x
  2. Step 2: Convert to fraction form
    7,773.44/11,666.91 = 4,078.27/x
  3. Step 3: Cross multiply
    7,773.44x = 11,666.91 × 4,078.27
  4. Step 4: Simplify right side
    7,773.44x = 47,580,750.71
  5. Step 5: Solve for x
    x = 47,580,750.71/7,773.44
  6. Step 6: Final answer
    x = 6,120.94

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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.