Home / 1,850.27-2,549.86-1,325.39

Finding the Fourth Proportional to 1,850.27, 2,549.86 and 1,325.39

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Solution

The fourth proportional to 1,850.27, 2,549.86 and 1,325.39 is: 1,826.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,850.27 : 2,549.86 = 1,325.39 : x
  2. Step 2: Convert to fraction form
    1,850.27/2,549.86 = 1,325.39/x
  3. Step 3: Cross multiply
    1,850.27x = 2,549.86 × 1,325.39
  4. Step 4: Simplify right side
    1,850.27x = 3,379,558.95
  5. Step 5: Solve for x
    x = 3,379,558.95/1,850.27
  6. Step 6: Final answer
    x = 1,826.52

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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.