Home / 7,736.31-10,676.12-4,199.51

Finding the Fourth Proportional to 7,736.31, 10,676.12 and 4,199.51

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Solution

The fourth proportional to 7,736.31, 10,676.12 and 4,199.51 is: 5,795.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,736.31 : 10,676.12 = 4,199.51 : x
  2. Step 2: Convert to fraction form
    7,736.31/10,676.12 = 4,199.51/x
  3. Step 3: Cross multiply
    7,736.31x = 10,676.12 × 4,199.51
  4. Step 4: Simplify right side
    7,736.31x = 44,834,478.39
  5. Step 5: Solve for x
    x = 44,834,478.39/7,736.31
  6. Step 6: Final answer
    x = 5,795.33

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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.