Home / 6,240.33-8,609.58-4,116.92

Finding the Fourth Proportional to 6,240.33, 8,609.58 and 4,116.92

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Solution

The fourth proportional to 6,240.33, 8,609.58 and 4,116.92 is: 5,679.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,240.33 : 8,609.58 = 4,116.92 : x
  2. Step 2: Convert to fraction form
    6,240.33/8,609.58 = 4,116.92/x
  3. Step 3: Cross multiply
    6,240.33x = 8,609.58 × 4,116.92
  4. Step 4: Simplify right side
    6,240.33x = 35,444,909.05
  5. Step 5: Solve for x
    x = 35,444,909.05/6,240.33
  6. Step 6: Final answer
    x = 5,679.97

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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.