Home / 10,081.64-13,911.42-6,104.60

Finding the Fourth Proportional to 10,081.64, 13,911.42 and 6,104.60

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Solution

The fourth proportional to 10,081.64, 13,911.42 and 6,104.60 is: 8,423.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,081.64 : 13,911.42 = 6,104.60 : x
  2. Step 2: Convert to fraction form
    10,081.64/13,911.42 = 6,104.60/x
  3. Step 3: Cross multiply
    10,081.64x = 13,911.42 × 6,104.60
  4. Step 4: Simplify right side
    10,081.64x = 84,923,654.53
  5. Step 5: Solve for x
    x = 84,923,654.53/10,081.64
  6. Step 6: Final answer
    x = 8,423.60

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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.