Home / 1,776.33-2,447.46-1,326.33

Finding the Fourth Proportional to 1,776.33, 2,447.46 and 1,326.33

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Solution

The fourth proportional to 1,776.33, 2,447.46 and 1,326.33 is: 1,827.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,776.33 : 2,447.46 = 1,326.33 : x
  2. Step 2: Convert to fraction form
    1,776.33/2,447.46 = 1,326.33/x
  3. Step 3: Cross multiply
    1,776.33x = 2,447.46 × 1,326.33
  4. Step 4: Simplify right side
    1,776.33x = 3,246,139.62
  5. Step 5: Solve for x
    x = 3,246,139.62/1,776.33
  6. Step 6: Final answer
    x = 1,827.44

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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.