Home / 6,883.12-10,311.41-4,112.01

Finding the Fourth Proportional to 6,883.12, 10,311.41 and 4,112.01

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Solution

The fourth proportional to 6,883.12, 10,311.41 and 4,112.01 is: 6,160.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,883.12 : 10,311.41 = 4,112.01 : x
  2. Step 2: Convert to fraction form
    6,883.12/10,311.41 = 4,112.01/x
  3. Step 3: Cross multiply
    6,883.12x = 10,311.41 × 4,112.01
  4. Step 4: Simplify right side
    6,883.12x = 42,400,548.92
  5. Step 5: Solve for x
    x = 42,400,548.92/6,883.12
  6. Step 6: Final answer
    x = 6,160.08

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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.