Home / 7,736.74-10,676.58-4,380.19

Finding the Fourth Proportional to 7,736.74, 10,676.58 and 4,380.19

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Solution

The fourth proportional to 7,736.74, 10,676.58 and 4,380.19 is: 6,044.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,736.74 : 10,676.58 = 4,380.19 : x
  2. Step 2: Convert to fraction form
    7,736.74/10,676.58 = 4,380.19/x
  3. Step 3: Cross multiply
    7,736.74x = 10,676.58 × 4,380.19
  4. Step 4: Simplify right side
    7,736.74x = 46,765,448.95
  5. Step 5: Solve for x
    x = 46,765,448.95/7,736.74
  6. Step 6: Final answer
    x = 6,044.59

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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.