Home / 11,725.02-17,575.11-7,282.62

Finding the Fourth Proportional to 11,725.02, 17,575.11 and 7,282.62

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Solution

The fourth proportional to 11,725.02, 17,575.11 and 7,282.62 is: 10,916.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,725.02 : 17,575.11 = 7,282.62 : x
  2. Step 2: Convert to fraction form
    11,725.02/17,575.11 = 7,282.62/x
  3. Step 3: Cross multiply
    11,725.02x = 17,575.11 × 7,282.62
  4. Step 4: Simplify right side
    11,725.02x = 127,992,847.59
  5. Step 5: Solve for x
    x = 127,992,847.59/11,725.02
  6. Step 6: Final answer
    x = 10,916.22

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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.