Home / 7,741.91-11,612.97-3,059.91

Finding the Fourth Proportional to 7,741.91, 11,612.97 and 3,059.91

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Solution

The fourth proportional to 7,741.91, 11,612.97 and 3,059.91 is: 4,589.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,741.91 : 11,612.97 = 3,059.91 : x
  2. Step 2: Convert to fraction form
    7,741.91/11,612.97 = 3,059.91/x
  3. Step 3: Cross multiply
    7,741.91x = 11,612.97 × 3,059.91
  4. Step 4: Simplify right side
    7,741.91x = 35,534,643.03
  5. Step 5: Solve for x
    x = 35,534,643.03/7,741.91
  6. Step 6: Final answer
    x = 4,589.91

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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.