Home / 8,536.20-12,815.10-4,590.60

Finding the Fourth Proportional to 8,536.20, 12,815.10 and 4,590.60

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Solution

The fourth proportional to 8,536.20, 12,815.10 and 4,590.60 is: 6,891.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,536.20 : 12,815.10 = 4,590.60 : x
  2. Step 2: Convert to fraction form
    8,536.20/12,815.10 = 4,590.60/x
  3. Step 3: Cross multiply
    8,536.20x = 12,815.10 × 4,590.60
  4. Step 4: Simplify right side
    8,536.20x = 58,828,998.06
  5. Step 5: Solve for x
    x = 58,828,998.06/8,536.20
  6. Step 6: Final answer
    x = 6,891.71

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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.