Home / 8,536.15-12,795.71-4,085.61

Finding the Fourth Proportional to 8,536.15, 12,795.71 and 4,085.61

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Solution

The fourth proportional to 8,536.15, 12,795.71 and 4,085.61 is: 6,124.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,536.15 : 12,795.71 = 4,085.61 : x
  2. Step 2: Convert to fraction form
    8,536.15/12,795.71 = 4,085.61/x
  3. Step 3: Cross multiply
    8,536.15x = 12,795.71 × 4,085.61
  4. Step 4: Simplify right side
    8,536.15x = 52,278,216.75
  5. Step 5: Solve for x
    x = 52,278,216.75/8,536.15
  6. Step 6: Final answer
    x = 6,124.33

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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.