Home / 6,288.64-8,673.46-4,609.42

Finding the Fourth Proportional to 6,288.64, 8,673.46 and 4,609.42

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Solution

The fourth proportional to 6,288.64, 8,673.46 and 4,609.42 is: 6,357.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,288.64 : 8,673.46 = 4,609.42 : x
  2. Step 2: Convert to fraction form
    6,288.64/8,673.46 = 4,609.42/x
  3. Step 3: Cross multiply
    6,288.64x = 8,673.46 × 4,609.42
  4. Step 4: Simplify right side
    6,288.64x = 39,979,619.99
  5. Step 5: Solve for x
    x = 39,979,619.99/6,288.64
  6. Step 6: Final answer
    x = 6,357.43

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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.