Home / 7,965.86-11,953.98-3,035.54

Finding the Fourth Proportional to 7,965.86, 11,953.98 and 3,035.54

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Solution

The fourth proportional to 7,965.86, 11,953.98 and 3,035.54 is: 4,555.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,965.86 : 11,953.98 = 3,035.54 : x
  2. Step 2: Convert to fraction form
    7,965.86/11,953.98 = 3,035.54/x
  3. Step 3: Cross multiply
    7,965.86x = 11,953.98 × 3,035.54
  4. Step 4: Simplify right side
    7,965.86x = 36,286,784.45
  5. Step 5: Solve for x
    x = 36,286,784.45/7,965.86
  6. Step 6: Final answer
    x = 4,555.29

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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.