Home / 6,256.87-8,634.15-3,423.69

Finding the Fourth Proportional to 6,256.87, 8,634.15 and 3,423.69

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Solution

The fourth proportional to 6,256.87, 8,634.15 and 3,423.69 is: 4,724.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,256.87 : 8,634.15 = 3,423.69 : x
  2. Step 2: Convert to fraction form
    6,256.87/8,634.15 = 3,423.69/x
  3. Step 3: Cross multiply
    6,256.87x = 8,634.15 × 3,423.69
  4. Step 4: Simplify right side
    6,256.87x = 29,560,653.01
  5. Step 5: Solve for x
    x = 29,560,653.01/6,256.87
  6. Step 6: Final answer
    x = 4,724.51

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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.