Home / 8,582.52-12,855.56-4,882.85

Finding the Fourth Proportional to 8,582.52, 12,855.56 and 4,882.85

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Solution

The fourth proportional to 8,582.52, 12,855.56 and 4,882.85 is: 7,313.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,582.52 : 12,855.56 = 4,882.85 : x
  2. Step 2: Convert to fraction form
    8,582.52/12,855.56 = 4,882.85/x
  3. Step 3: Cross multiply
    8,582.52x = 12,855.56 × 4,882.85
  4. Step 4: Simplify right side
    8,582.52x = 62,771,682.45
  5. Step 5: Solve for x
    x = 62,771,682.45/8,582.52
  6. Step 6: Final answer
    x = 7,313.90

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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.