Home / 8,092.87-12,139.31-4,627.69

Finding the Fourth Proportional to 8,092.87, 12,139.31 and 4,627.69

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Solution

The fourth proportional to 8,092.87, 12,139.31 and 4,627.69 is: 6,941.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,092.87 : 12,139.31 = 4,627.69 : x
  2. Step 2: Convert to fraction form
    8,092.87/12,139.31 = 4,627.69/x
  3. Step 3: Cross multiply
    8,092.87x = 12,139.31 × 4,627.69
  4. Step 4: Simplify right side
    8,092.87x = 56,176,944.71
  5. Step 5: Solve for x
    x = 56,176,944.71/8,092.87
  6. Step 6: Final answer
    x = 6,941.54

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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.