Home / 8,025.78-12,039.18-3,095.43

Finding the Fourth Proportional to 8,025.78, 12,039.18 and 3,095.43

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Solution

The fourth proportional to 8,025.78, 12,039.18 and 3,095.43 is: 4,643.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,025.78 : 12,039.18 = 3,095.43 : x
  2. Step 2: Convert to fraction form
    8,025.78/12,039.18 = 3,095.43/x
  3. Step 3: Cross multiply
    8,025.78x = 12,039.18 × 3,095.43
  4. Step 4: Simplify right side
    8,025.78x = 37,266,438.95
  5. Step 5: Solve for x
    x = 37,266,438.95/8,025.78
  6. Step 6: Final answer
    x = 4,643.34

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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.