Home / 8,093.12-12,139.68-4,627.94

Finding the Fourth Proportional to 8,093.12, 12,139.68 and 4,627.94

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Solution

The fourth proportional to 8,093.12, 12,139.68 and 4,627.94 is: 6,941.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,093.12 : 12,139.68 = 4,627.94 : x
  2. Step 2: Convert to fraction form
    8,093.12/12,139.68 = 4,627.94/x
  3. Step 3: Cross multiply
    8,093.12x = 12,139.68 × 4,627.94
  4. Step 4: Simplify right side
    8,093.12x = 56,181,710.66
  5. Step 5: Solve for x
    x = 56,181,710.66/8,093.12
  6. Step 6: Final answer
    x = 6,941.91

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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.