Home / 4,094.88-6,135.84-2,145.12

Finding the Fourth Proportional to 4,094.88, 6,135.84 and 2,145.12

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Solution

The fourth proportional to 4,094.88, 6,135.84 and 2,145.12 is: 3,214.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,094.88 : 6,135.84 = 2,145.12 : x
  2. Step 2: Convert to fraction form
    4,094.88/6,135.84 = 2,145.12/x
  3. Step 3: Cross multiply
    4,094.88x = 6,135.84 × 2,145.12
  4. Step 4: Simplify right side
    4,094.88x = 13,162,113.10
  5. Step 5: Solve for x
    x = 13,162,113.10/4,094.88
  6. Step 6: Final answer
    x = 3,214.29

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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.