Home / 6,039.40-9,080.70-5,909.80

Finding the Fourth Proportional to 6,039.40, 9,080.70 and 5,909.80

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Solution

The fourth proportional to 6,039.40, 9,080.70 and 5,909.80 is: 8,885.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,039.40 : 9,080.70 = 5,909.80 : x
  2. Step 2: Convert to fraction form
    6,039.40/9,080.70 = 5,909.80/x
  3. Step 3: Cross multiply
    6,039.40x = 9,080.70 × 5,909.80
  4. Step 4: Simplify right side
    6,039.40x = 53,665,120.86
  5. Step 5: Solve for x
    x = 53,665,120.86/6,039.40
  6. Step 6: Final answer
    x = 8,885.84

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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.