Home / 11,434.81-17,156.10-6,170.32

Finding the Fourth Proportional to 11,434.81, 17,156.10 and 6,170.32

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Solution

The fourth proportional to 11,434.81, 17,156.10 and 6,170.32 is: 9,257.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,434.81 : 17,156.10 = 6,170.32 : x
  2. Step 2: Convert to fraction form
    11,434.81/17,156.10 = 6,170.32/x
  3. Step 3: Cross multiply
    11,434.81x = 17,156.10 × 6,170.32
  4. Step 4: Simplify right side
    11,434.81x = 105,858,626.95
  5. Step 5: Solve for x
    x = 105,858,626.95/11,434.81
  6. Step 6: Final answer
    x = 9,257.58

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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.