Home / 2,094.20-2,889.99-1,162.70

Finding the Fourth Proportional to 2,094.20, 2,889.99 and 1,162.70

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Solution

The fourth proportional to 2,094.20, 2,889.99 and 1,162.70 is: 1,604.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,094.20 : 2,889.99 = 1,162.70 : x
  2. Step 2: Convert to fraction form
    2,094.20/2,889.99 = 1,162.70/x
  3. Step 3: Cross multiply
    2,094.20x = 2,889.99 × 1,162.70
  4. Step 4: Simplify right side
    2,094.20x = 3,360,191.37
  5. Step 5: Solve for x
    x = 3,360,191.37/2,094.20
  6. Step 6: Final answer
    x = 1,604.52

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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.