Home / 10,078.08-13,861.52-8,084.27

Finding the Fourth Proportional to 10,078.08, 13,861.52 and 8,084.27

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Solution

The fourth proportional to 10,078.08, 13,861.52 and 8,084.27 is: 11,119.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,078.08 : 13,861.52 = 8,084.27 : x
  2. Step 2: Convert to fraction form
    10,078.08/13,861.52 = 8,084.27/x
  3. Step 3: Cross multiply
    10,078.08x = 13,861.52 × 8,084.27
  4. Step 4: Simplify right side
    10,078.08x = 112,060,224.99
  5. Step 5: Solve for x
    x = 112,060,224.99/10,078.08
  6. Step 6: Final answer
    x = 11,119.20

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1.5x scale

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.