Home / 4,081.50-5,632.02-2,313.09

Finding the Fourth Proportional to 4,081.50, 5,632.02 and 2,313.09

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Solution

The fourth proportional to 4,081.50, 5,632.02 and 2,313.09 is: 3,191.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,081.50 : 5,632.02 = 2,313.09 : x
  2. Step 2: Convert to fraction form
    4,081.50/5,632.02 = 2,313.09/x
  3. Step 3: Cross multiply
    4,081.50x = 5,632.02 × 2,313.09
  4. Step 4: Simplify right side
    4,081.50x = 13,027,369.14
  5. Step 5: Solve for x
    x = 13,027,369.14/4,081.50
  6. Step 6: Final answer
    x = 3,191.81

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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.