Home / 11,497.12-17,231.26-4,915.58

Finding the Fourth Proportional to 11,497.12, 17,231.26 and 4,915.58

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Solution

The fourth proportional to 11,497.12, 17,231.26 and 4,915.58 is: 7,367.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,497.12 : 17,231.26 = 4,915.58 : x
  2. Step 2: Convert to fraction form
    11,497.12/17,231.26 = 4,915.58/x
  3. Step 3: Cross multiply
    11,497.12x = 17,231.26 × 4,915.58
  4. Step 4: Simplify right side
    11,497.12x = 84,701,637.03
  5. Step 5: Solve for x
    x = 84,701,637.03/11,497.12
  6. Step 6: Final answer
    x = 7,367.20

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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.