Home / 4,119.13-6,181.05-4,085.69

Finding the Fourth Proportional to 4,119.13, 6,181.05 and 4,085.69

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Solution

The fourth proportional to 4,119.13, 6,181.05 and 4,085.69 is: 6,130.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,119.13 : 6,181.05 = 4,085.69 : x
  2. Step 2: Convert to fraction form
    4,119.13/6,181.05 = 4,085.69/x
  3. Step 3: Cross multiply
    4,119.13x = 6,181.05 × 4,085.69
  4. Step 4: Simplify right side
    4,119.13x = 25,253,854.17
  5. Step 5: Solve for x
    x = 25,253,854.17/4,119.13
  6. Step 6: Final answer
    x = 6,130.88

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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.