Home / 11,748.90-17,623.23-3,957.66

Finding the Fourth Proportional to 11,748.90, 17,623.23 and 3,957.66

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Solution

The fourth proportional to 11,748.90, 17,623.23 and 3,957.66 is: 5,936.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,748.90 : 17,623.23 = 3,957.66 : x
  2. Step 2: Convert to fraction form
    11,748.90/17,623.23 = 3,957.66/x
  3. Step 3: Cross multiply
    11,748.90x = 17,623.23 × 3,957.66
  4. Step 4: Simplify right side
    11,748.90x = 69,746,752.44
  5. Step 5: Solve for x
    x = 69,746,752.44/11,748.90
  6. Step 6: Final answer
    x = 5,936.45

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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.