Home / 11,396.90-17,096.27-4,380.28

Finding the Fourth Proportional to 11,396.90, 17,096.27 and 4,380.28

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Solution

The fourth proportional to 11,396.90, 17,096.27 and 4,380.28 is: 6,570.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,396.90 : 17,096.27 = 4,380.28 : x
  2. Step 2: Convert to fraction form
    11,396.90/17,096.27 = 4,380.28/x
  3. Step 3: Cross multiply
    11,396.90x = 17,096.27 × 4,380.28
  4. Step 4: Simplify right side
    11,396.90x = 74,886,384.91
  5. Step 5: Solve for x
    x = 74,886,384.91/11,396.90
  6. Step 6: Final answer
    x = 6,570.77

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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.