Home / 4,228.23-5,834.61-2,339.78

Finding the Fourth Proportional to 4,228.23, 5,834.61 and 2,339.78

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Solution

The fourth proportional to 4,228.23, 5,834.61 and 2,339.78 is: 3,228.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,228.23 : 5,834.61 = 2,339.78 : x
  2. Step 2: Convert to fraction form
    4,228.23/5,834.61 = 2,339.78/x
  3. Step 3: Cross multiply
    4,228.23x = 5,834.61 × 2,339.78
  4. Step 4: Simplify right side
    4,228.23x = 13,651,674.61
  5. Step 5: Solve for x
    x = 13,651,674.61/4,228.23
  6. Step 6: Final answer
    x = 3,228.70

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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.