Home / 5,945.88-8,920.02-1,786.14

Finding the Fourth Proportional to 5,945.88, 8,920.02 and 1,786.14

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Solution

The fourth proportional to 5,945.88, 8,920.02 and 1,786.14 is: 2,679.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,945.88 : 8,920.02 = 1,786.14 : x
  2. Step 2: Convert to fraction form
    5,945.88/8,920.02 = 1,786.14/x
  3. Step 3: Cross multiply
    5,945.88x = 8,920.02 × 1,786.14
  4. Step 4: Simplify right side
    5,945.88x = 15,932,404.52
  5. Step 5: Solve for x
    x = 15,932,404.52/5,945.88
  6. Step 6: Final answer
    x = 2,679.57

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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.