Home / 1,698.44-2,344.92-1,304.72

Finding the Fourth Proportional to 1,698.44, 2,344.92 and 1,304.72

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Solution

The fourth proportional to 1,698.44, 2,344.92 and 1,304.72 is: 1,801.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,698.44 : 2,344.92 = 1,304.72 : x
  2. Step 2: Convert to fraction form
    1,698.44/2,344.92 = 1,304.72/x
  3. Step 3: Cross multiply
    1,698.44x = 2,344.92 × 1,304.72
  4. Step 4: Simplify right side
    1,698.44x = 3,059,464.02
  5. Step 5: Solve for x
    x = 3,059,464.02/1,698.44
  6. Step 6: Final answer
    x = 1,801.34

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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.