Home / 2,000.64-2,759.45-1,336.34

Finding the Fourth Proportional to 2,000.64, 2,759.45 and 1,336.34

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Solution

The fourth proportional to 2,000.64, 2,759.45 and 1,336.34 is: 1,843.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,000.64 : 2,759.45 = 1,336.34 : x
  2. Step 2: Convert to fraction form
    2,000.64/2,759.45 = 1,336.34/x
  3. Step 3: Cross multiply
    2,000.64x = 2,759.45 × 1,336.34
  4. Step 4: Simplify right side
    2,000.64x = 3,687,563.63
  5. Step 5: Solve for x
    x = 3,687,563.63/2,000.64
  6. Step 6: Final answer
    x = 1,843.19

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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.