Home / 4,121.82-5,688.27-2,352.96

Finding the Fourth Proportional to 4,121.82, 5,688.27 and 2,352.96

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Solution

The fourth proportional to 4,121.82, 5,688.27 and 2,352.96 is: 3,247.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,121.82 : 5,688.27 = 2,352.96 : x
  2. Step 2: Convert to fraction form
    4,121.82/5,688.27 = 2,352.96/x
  3. Step 3: Cross multiply
    4,121.82x = 5,688.27 × 2,352.96
  4. Step 4: Simplify right side
    4,121.82x = 13,384,271.78
  5. Step 5: Solve for x
    x = 13,384,271.78/4,121.82
  6. Step 6: Final answer
    x = 3,247.18

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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.