Home / 10,977.23-16,466.30-3,186.04

Finding the Fourth Proportional to 10,977.23, 16,466.30 and 3,186.04

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Solution

The fourth proportional to 10,977.23, 16,466.30 and 3,186.04 is: 4,779.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,977.23 : 16,466.30 = 3,186.04 : x
  2. Step 2: Convert to fraction form
    10,977.23/16,466.30 = 3,186.04/x
  3. Step 3: Cross multiply
    10,977.23x = 16,466.30 × 3,186.04
  4. Step 4: Simplify right side
    10,977.23x = 52,462,290.45
  5. Step 5: Solve for x
    x = 52,462,290.45/10,977.23
  6. Step 6: Final answer
    x = 4,779.19

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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.