Home / 10,889.51-16,334.33-5,341.41

Finding the Fourth Proportional to 10,889.51, 16,334.33 and 5,341.41

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Solution

The fourth proportional to 10,889.51, 16,334.33 and 5,341.41 is: 8,012.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,889.51 : 16,334.33 = 5,341.41 : x
  2. Step 2: Convert to fraction form
    10,889.51/16,334.33 = 5,341.41/x
  3. Step 3: Cross multiply
    10,889.51x = 16,334.33 × 5,341.41
  4. Step 4: Simplify right side
    10,889.51x = 87,248,326.90
  5. Step 5: Solve for x
    x = 87,248,326.90/10,889.51
  6. Step 6: Final answer
    x = 8,012.15

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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.