Home / 10,692.53-16,042.35-6,739.22

Finding the Fourth Proportional to 10,692.53, 16,042.35 and 6,739.22

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Solution

The fourth proportional to 10,692.53, 16,042.35 and 6,739.22 is: 10,111.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,692.53 : 16,042.35 = 6,739.22 : x
  2. Step 2: Convert to fraction form
    10,692.53/16,042.35 = 6,739.22/x
  3. Step 3: Cross multiply
    10,692.53x = 16,042.35 × 6,739.22
  4. Step 4: Simplify right side
    10,692.53x = 108,112,909.12
  5. Step 5: Solve for x
    x = 108,112,909.12/10,692.53
  6. Step 6: Final answer
    x = 10,111.07

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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.