Home / 9,422.56-14,135.46-3,878.92

Finding the Fourth Proportional to 9,422.56, 14,135.46 and 3,878.92

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Solution

The fourth proportional to 9,422.56, 14,135.46 and 3,878.92 is: 5,819.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,422.56 : 14,135.46 = 3,878.92 : x
  2. Step 2: Convert to fraction form
    9,422.56/14,135.46 = 3,878.92/x
  3. Step 3: Cross multiply
    9,422.56x = 14,135.46 × 3,878.92
  4. Step 4: Simplify right side
    9,422.56x = 54,830,318.50
  5. Step 5: Solve for x
    x = 54,830,318.50/9,422.56
  6. Step 6: Final answer
    x = 5,819.05

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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.