Home / 4,228.56-5,835.92-2,340.72

Finding the Fourth Proportional to 4,228.56, 5,835.92 and 2,340.72

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Solution

The fourth proportional to 4,228.56, 5,835.92 and 2,340.72 is: 3,230.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,228.56 : 5,835.92 = 2,340.72 : x
  2. Step 2: Convert to fraction form
    4,228.56/5,835.92 = 2,340.72/x
  3. Step 3: Cross multiply
    4,228.56x = 5,835.92 × 2,340.72
  4. Step 4: Simplify right side
    4,228.56x = 13,660,242.96
  5. Step 5: Solve for x
    x = 13,660,242.96/4,228.56
  6. Step 6: Final answer
    x = 3,230.47

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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.