Home / 4,081.24-5,632.23-2,312.79

Finding the Fourth Proportional to 4,081.24, 5,632.23 and 2,312.79

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Solution

The fourth proportional to 4,081.24, 5,632.23 and 2,312.79 is: 3,191.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,081.24 : 5,632.23 = 2,312.79 : x
  2. Step 2: Convert to fraction form
    4,081.24/5,632.23 = 2,312.79/x
  3. Step 3: Cross multiply
    4,081.24x = 5,632.23 × 2,312.79
  4. Step 4: Simplify right side
    4,081.24x = 13,026,137.06
  5. Step 5: Solve for x
    x = 13,026,137.06/4,081.24
  6. Step 6: Final answer
    x = 3,191.71

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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.