Home / 5,934.80-8,891.40-3,623.60

Finding the Fourth Proportional to 5,934.80, 8,891.40 and 3,623.60

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Solution

The fourth proportional to 5,934.80, 8,891.40 and 3,623.60 is: 5,428.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,934.80 : 8,891.40 = 3,623.60 : x
  2. Step 2: Convert to fraction form
    5,934.80/8,891.40 = 3,623.60/x
  3. Step 3: Cross multiply
    5,934.80x = 8,891.40 × 3,623.60
  4. Step 4: Simplify right side
    5,934.80x = 32,218,877.04
  5. Step 5: Solve for x
    x = 32,218,877.04/5,934.80
  6. Step 6: Final answer
    x = 5,428.81

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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.