Home / 11,419.35-17,085.95-6,741.90

Finding the Fourth Proportional to 11,419.35, 17,085.95 and 6,741.90

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Solution

The fourth proportional to 11,419.35, 17,085.95 and 6,741.90 is: 10,087.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,419.35 : 17,085.95 = 6,741.90 : x
  2. Step 2: Convert to fraction form
    11,419.35/17,085.95 = 6,741.90/x
  3. Step 3: Cross multiply
    11,419.35x = 17,085.95 × 6,741.90
  4. Step 4: Simplify right side
    11,419.35x = 115,191,732.60
  5. Step 5: Solve for x
    x = 115,191,732.60/11,419.35
  6. Step 6: Final answer
    x = 10,087.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.