Home / 1,850.90-2,550.71-1,326.02

Finding the Fourth Proportional to 1,850.90, 2,550.71 and 1,326.02

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Solution

The fourth proportional to 1,850.90, 2,550.71 and 1,326.02 is: 1,827.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,850.90 : 2,550.71 = 1,326.02 : x
  2. Step 2: Convert to fraction form
    1,850.90/2,550.71 = 1,326.02/x
  3. Step 3: Cross multiply
    1,850.90x = 2,550.71 × 1,326.02
  4. Step 4: Simplify right side
    1,850.90x = 3,382,302.17
  5. Step 5: Solve for x
    x = 3,382,302.17/1,850.90
  6. Step 6: Final answer
    x = 1,827.38

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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.