Home / 4,309.17-6,458.29-2,228.79

Finding the Fourth Proportional to 4,309.17, 6,458.29 and 2,228.79

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Solution

The fourth proportional to 4,309.17, 6,458.29 and 2,228.79 is: 3,340.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,309.17 : 6,458.29 = 2,228.79 : x
  2. Step 2: Convert to fraction form
    4,309.17/6,458.29 = 2,228.79/x
  3. Step 3: Cross multiply
    4,309.17x = 6,458.29 × 2,228.79
  4. Step 4: Simplify right side
    4,309.17x = 14,394,156.02
  5. Step 5: Solve for x
    x = 14,394,156.02/4,309.17
  6. Step 6: Final answer
    x = 3,340.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.