Home / 4,228.58-5,835.45-2,340.30

Finding the Fourth Proportional to 4,228.58, 5,835.45 and 2,340.30

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Solution

The fourth proportional to 4,228.58, 5,835.45 and 2,340.30 is: 3,229.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,228.58 : 5,835.45 = 2,340.30 : x
  2. Step 2: Convert to fraction form
    4,228.58/5,835.45 = 2,340.30/x
  3. Step 3: Cross multiply
    4,228.58x = 5,835.45 × 2,340.30
  4. Step 4: Simplify right side
    4,228.58x = 13,656,703.64
  5. Step 5: Solve for x
    x = 13,656,703.64/4,228.58
  6. Step 6: Final answer
    x = 3,229.62

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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.