Home / 10,272.90-15,403.41-4,025.61

Finding the Fourth Proportional to 10,272.90, 15,403.41 and 4,025.61

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Solution

The fourth proportional to 10,272.90, 15,403.41 and 4,025.61 is: 6,036.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,272.90 : 15,403.41 = 4,025.61 : x
  2. Step 2: Convert to fraction form
    10,272.90/15,403.41 = 4,025.61/x
  3. Step 3: Cross multiply
    10,272.90x = 15,403.41 × 4,025.61
  4. Step 4: Simplify right side
    10,272.90x = 62,008,121.33
  5. Step 5: Solve for x
    x = 62,008,121.33/10,272.90
  6. Step 6: Final answer
    x = 6,036.09

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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.