Home / 5,085.94-7,632.12-2,164.24

Finding the Fourth Proportional to 5,085.94, 7,632.12 and 2,164.24

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Solution

The fourth proportional to 5,085.94, 7,632.12 and 2,164.24 is: 3,247.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,085.94 : 7,632.12 = 2,164.24 : x
  2. Step 2: Convert to fraction form
    5,085.94/7,632.12 = 2,164.24/x
  3. Step 3: Cross multiply
    5,085.94x = 7,632.12 × 2,164.24
  4. Step 4: Simplify right side
    5,085.94x = 16,517,739.39
  5. Step 5: Solve for x
    x = 16,517,739.39/5,085.94
  6. Step 6: Final answer
    x = 3,247.73

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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.