Home / 6,892.11-9,505.35-5,100.12

Finding the Fourth Proportional to 6,892.11, 9,505.35 and 5,100.12

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Solution

The fourth proportional to 6,892.11, 9,505.35 and 5,100.12 is: 7,033.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,892.11 : 9,505.35 = 5,100.12 : x
  2. Step 2: Convert to fraction form
    6,892.11/9,505.35 = 5,100.12/x
  3. Step 3: Cross multiply
    6,892.11x = 9,505.35 × 5,100.12
  4. Step 4: Simplify right side
    6,892.11x = 48,478,425.64
  5. Step 5: Solve for x
    x = 48,478,425.64/6,892.11
  6. Step 6: Final answer
    x = 7,033.90

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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.