Home / 10,102.08-13,941.87-6,126

Finding the Fourth Proportional to 10,102.08, 13,941.87 and 6,126

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Solution

The fourth proportional to 10,102.08, 13,941.87 and 6,126 is: 8,454.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,102.08 : 13,941.87 = 6,126 : x
  2. Step 2: Convert to fraction form
    10,102.08/13,941.87 = 6,126/x
  3. Step 3: Cross multiply
    10,102.08x = 13,941.87 × 6,126
  4. Step 4: Simplify right side
    10,102.08x = 85,407,895.62
  5. Step 5: Solve for x
    x = 85,407,895.62/10,102.08
  6. Step 6: Final answer
    x = 8,454.49

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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.