Home / 10,103.08-13,943.25-6,127

Finding the Fourth Proportional to 10,103.08, 13,943.25 and 6,127

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Solution

The fourth proportional to 10,103.08, 13,943.25 and 6,127 is: 8,455.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,103.08 : 13,943.25 = 6,127 : x
  2. Step 2: Convert to fraction form
    10,103.08/13,943.25 = 6,127/x
  3. Step 3: Cross multiply
    10,103.08x = 13,943.25 × 6,127
  4. Step 4: Simplify right side
    10,103.08x = 85,430,292.75
  5. Step 5: Solve for x
    x = 85,430,292.75/10,103.08
  6. Step 6: Final answer
    x = 8,455.87

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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.