Home / 1,633.08-2,252.12-1,259.47

Finding the Fourth Proportional to 1,633.08, 2,252.12 and 1,259.47

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Solution

The fourth proportional to 1,633.08, 2,252.12 and 1,259.47 is: 1,736.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,633.08 : 2,252.12 = 1,259.47 : x
  2. Step 2: Convert to fraction form
    1,633.08/2,252.12 = 1,259.47/x
  3. Step 3: Cross multiply
    1,633.08x = 2,252.12 × 1,259.47
  4. Step 4: Simplify right side
    1,633.08x = 2,836,481.18
  5. Step 5: Solve for x
    x = 2,836,481.18/1,633.08
  6. Step 6: Final answer
    x = 1,736.89

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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.