Home / 2,094.88-3,142.32-1,330.24

Finding the Fourth Proportional to 2,094.88, 3,142.32 and 1,330.24

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Solution

The fourth proportional to 2,094.88, 3,142.32 and 1,330.24 is: 1,995.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,094.88 : 3,142.32 = 1,330.24 : x
  2. Step 2: Convert to fraction form
    2,094.88/3,142.32 = 1,330.24/x
  3. Step 3: Cross multiply
    2,094.88x = 3,142.32 × 1,330.24
  4. Step 4: Simplify right side
    2,094.88x = 4,180,039.76
  5. Step 5: Solve for x
    x = 4,180,039.76/2,094.88
  6. Step 6: Final answer
    x = 1,995.36

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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.