Home / 5,690.72-8,535.77-2,182.41

Finding the Fourth Proportional to 5,690.72, 8,535.77 and 2,182.41

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Solution

The fourth proportional to 5,690.72, 8,535.77 and 2,182.41 is: 3,273.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,690.72 : 8,535.77 = 2,182.41 : x
  2. Step 2: Convert to fraction form
    5,690.72/8,535.77 = 2,182.41/x
  3. Step 3: Cross multiply
    5,690.72x = 8,535.77 × 2,182.41
  4. Step 4: Simplify right side
    5,690.72x = 18,628,507.13
  5. Step 5: Solve for x
    x = 18,628,507.13/5,690.72
  6. Step 6: Final answer
    x = 3,273.49

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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.