Home / 2,029.82-2,801.14-1,098.32

Finding the Fourth Proportional to 2,029.82, 2,801.14 and 1,098.32

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Solution

The fourth proportional to 2,029.82, 2,801.14 and 1,098.32 is: 1,515.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,029.82 : 2,801.14 = 1,098.32 : x
  2. Step 2: Convert to fraction form
    2,029.82/2,801.14 = 1,098.32/x
  3. Step 3: Cross multiply
    2,029.82x = 2,801.14 × 1,098.32
  4. Step 4: Simplify right side
    2,029.82x = 3,076,548.08
  5. Step 5: Solve for x
    x = 3,076,548.08/2,029.82
  6. Step 6: Final answer
    x = 1,515.68

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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.