Home / 10,680.06-16,019.85-6,268.38

Finding the Fourth Proportional to 10,680.06, 16,019.85 and 6,268.38

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Solution

The fourth proportional to 10,680.06, 16,019.85 and 6,268.38 is: 9,402.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,680.06 : 16,019.85 = 6,268.38 : x
  2. Step 2: Convert to fraction form
    10,680.06/16,019.85 = 6,268.38/x
  3. Step 3: Cross multiply
    10,680.06x = 16,019.85 × 6,268.38
  4. Step 4: Simplify right side
    10,680.06x = 100,418,507.34
  5. Step 5: Solve for x
    x = 100,418,507.34/10,680.06
  6. Step 6: Final answer
    x = 9,402.43

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1.5x scale

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.