Home / 5,582.72-7,704.26-3,065.07

Finding the Fourth Proportional to 5,582.72, 7,704.26 and 3,065.07

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Solution

The fourth proportional to 5,582.72, 7,704.26 and 3,065.07 is: 4,229.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,582.72 : 7,704.26 = 3,065.07 : x
  2. Step 2: Convert to fraction form
    5,582.72/7,704.26 = 3,065.07/x
  3. Step 3: Cross multiply
    5,582.72x = 7,704.26 × 3,065.07
  4. Step 4: Simplify right side
    5,582.72x = 23,614,080.87
  5. Step 5: Solve for x
    x = 23,614,080.87/5,582.72
  6. Step 6: Final answer
    x = 4,229.85

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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.