Home / 8,635.64-12,953.46-3,441.56

Finding the Fourth Proportional to 8,635.64, 12,953.46 and 3,441.56

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Solution

The fourth proportional to 8,635.64, 12,953.46 and 3,441.56 is: 5,162.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,635.64 : 12,953.46 = 3,441.56 : x
  2. Step 2: Convert to fraction form
    8,635.64/12,953.46 = 3,441.56/x
  3. Step 3: Cross multiply
    8,635.64x = 12,953.46 × 3,441.56
  4. Step 4: Simplify right side
    8,635.64x = 44,580,109.80
  5. Step 5: Solve for x
    x = 44,580,109.80/8,635.64
  6. Step 6: Final answer
    x = 5,162.34

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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.