Home / 6,254.94-8,631.85-3,422.35

Finding the Fourth Proportional to 6,254.94, 8,631.85 and 3,422.35

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Solution

The fourth proportional to 6,254.94, 8,631.85 and 3,422.35 is: 4,722.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,254.94 : 8,631.85 = 3,422.35 : x
  2. Step 2: Convert to fraction form
    6,254.94/8,631.85 = 3,422.35/x
  3. Step 3: Cross multiply
    6,254.94x = 8,631.85 × 3,422.35
  4. Step 4: Simplify right side
    6,254.94x = 29,541,168.69
  5. Step 5: Solve for x
    x = 29,541,168.69/6,254.94
  6. Step 6: Final answer
    x = 4,722.85

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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.