Home / 10,955.75-16,431.99-4,028.63

Finding the Fourth Proportional to 10,955.75, 16,431.99 and 4,028.63

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Solution

The fourth proportional to 10,955.75, 16,431.99 and 4,028.63 is: 6,042.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,955.75 : 16,431.99 = 4,028.63 : x
  2. Step 2: Convert to fraction form
    10,955.75/16,431.99 = 4,028.63/x
  3. Step 3: Cross multiply
    10,955.75x = 16,431.99 × 4,028.63
  4. Step 4: Simplify right side
    10,955.75x = 66,198,325.71
  5. Step 5: Solve for x
    x = 66,198,325.71/10,955.75
  6. Step 6: Final answer
    x = 6,042.34

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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.