Home / 10,200.11-14,077.16-6,849.90

Finding the Fourth Proportional to 10,200.11, 14,077.16 and 6,849.90

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Solution

The fourth proportional to 10,200.11, 14,077.16 and 6,849.90 is: 9,453.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,200.11 : 14,077.16 = 6,849.90 : x
  2. Step 2: Convert to fraction form
    10,200.11/14,077.16 = 6,849.90/x
  3. Step 3: Cross multiply
    10,200.11x = 14,077.16 × 6,849.90
  4. Step 4: Simplify right side
    10,200.11x = 96,427,104.03
  5. Step 5: Solve for x
    x = 96,427,104.03/10,200.11
  6. Step 6: Final answer
    x = 9,453.54

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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.