Home / 10,134.44-13,981.50-6,771.93

Finding the Fourth Proportional to 10,134.44, 13,981.50 and 6,771.93

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Solution

The fourth proportional to 10,134.44, 13,981.50 and 6,771.93 is: 9,342.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,134.44 : 13,981.50 = 6,771.93 : x
  2. Step 2: Convert to fraction form
    10,134.44/13,981.50 = 6,771.93/x
  3. Step 3: Cross multiply
    10,134.44x = 13,981.50 × 6,771.93
  4. Step 4: Simplify right side
    10,134.44x = 94,681,745.23
  5. Step 5: Solve for x
    x = 94,681,745.23/10,134.44
  6. Step 6: Final answer
    x = 9,342.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.