Home / 11,801.40-17,693.10-5,962.20

Finding the Fourth Proportional to 11,801.40, 17,693.10 and 5,962.20

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Solution

The fourth proportional to 11,801.40, 17,693.10 and 5,962.20 is: 8,938.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,801.40 : 17,693.10 = 5,962.20 : x
  2. Step 2: Convert to fraction form
    11,801.40/17,693.10 = 5,962.20/x
  3. Step 3: Cross multiply
    11,801.40x = 17,693.10 × 5,962.20
  4. Step 4: Simplify right side
    11,801.40x = 105,489,800.82
  5. Step 5: Solve for x
    x = 105,489,800.82/11,801.40
  6. Step 6: Final answer
    x = 8,938.75

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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.