Home / 11,058.31-16,575.30-4,811.05

Finding the Fourth Proportional to 11,058.31, 16,575.30 and 4,811.05

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Solution

The fourth proportional to 11,058.31, 16,575.30 and 4,811.05 is: 7,211.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,058.31 : 16,575.30 = 4,811.05 : x
  2. Step 2: Convert to fraction form
    11,058.31/16,575.30 = 4,811.05/x
  3. Step 3: Cross multiply
    11,058.31x = 16,575.30 × 4,811.05
  4. Step 4: Simplify right side
    11,058.31x = 79,744,597.07
  5. Step 5: Solve for x
    x = 79,744,597.07/11,058.31
  6. Step 6: Final answer
    x = 7,211.28

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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.