Home / 8,414.12-11,611.01-5,056.31

Finding the Fourth Proportional to 8,414.12, 11,611.01 and 5,056.31

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Solution

The fourth proportional to 8,414.12, 11,611.01 and 5,056.31 is: 6,977.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,414.12 : 11,611.01 = 5,056.31 : x
  2. Step 2: Convert to fraction form
    8,414.12/11,611.01 = 5,056.31/x
  3. Step 3: Cross multiply
    8,414.12x = 11,611.01 × 5,056.31
  4. Step 4: Simplify right side
    8,414.12x = 58,708,782.64
  5. Step 5: Solve for x
    x = 58,708,782.64/8,414.12
  6. Step 6: Final answer
    x = 6,977.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.