Home / 6,247.90-9,371.77-1,805.70

Finding the Fourth Proportional to 6,247.90, 9,371.77 and 1,805.70

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Solution

The fourth proportional to 6,247.90, 9,371.77 and 1,805.70 is: 2,708.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,247.90 : 9,371.77 = 1,805.70 : x
  2. Step 2: Convert to fraction form
    6,247.90/9,371.77 = 1,805.70/x
  3. Step 3: Cross multiply
    6,247.90x = 9,371.77 × 1,805.70
  4. Step 4: Simplify right side
    6,247.90x = 16,922,605.09
  5. Step 5: Solve for x
    x = 16,922,605.09/6,247.90
  6. Step 6: Final answer
    x = 2,708.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.