Home / 5,524.94-8,287.40-3,888.80

Finding the Fourth Proportional to 5,524.94, 8,287.40 and 3,888.80

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Solution

The fourth proportional to 5,524.94, 8,287.40 and 3,888.80 is: 5,833.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,524.94 : 8,287.40 = 3,888.80 : x
  2. Step 2: Convert to fraction form
    5,524.94/8,287.40 = 3,888.80/x
  3. Step 3: Cross multiply
    5,524.94x = 8,287.40 × 3,888.80
  4. Step 4: Simplify right side
    5,524.94x = 32,228,041.12
  5. Step 5: Solve for x
    x = 32,228,041.12/5,524.94
  6. Step 6: Final answer
    x = 5,833.19

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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.