Home / 10,576.35-14,578.43-8,334.51

Finding the Fourth Proportional to 10,576.35, 14,578.43 and 8,334.51

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Solution

The fourth proportional to 10,576.35, 14,578.43 and 8,334.51 is: 11,488.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,576.35 : 14,578.43 = 8,334.51 : x
  2. Step 2: Convert to fraction form
    10,576.35/14,578.43 = 8,334.51/x
  3. Step 3: Cross multiply
    10,576.35x = 14,578.43 × 8,334.51
  4. Step 4: Simplify right side
    10,576.35x = 121,504,028.95
  5. Step 5: Solve for x
    x = 121,504,028.95/10,576.35
  6. Step 6: Final answer
    x = 11,488.28

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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.