Home / 10,997.04-15,176.33-7,973.66

Finding the Fourth Proportional to 10,997.04, 15,176.33 and 7,973.66

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Solution

The fourth proportional to 10,997.04, 15,176.33 and 7,973.66 is: 11,003.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,997.04 : 15,176.33 = 7,973.66 : x
  2. Step 2: Convert to fraction form
    10,997.04/15,176.33 = 7,973.66/x
  3. Step 3: Cross multiply
    10,997.04x = 15,176.33 × 7,973.66
  4. Step 4: Simplify right side
    10,997.04x = 121,010,893.54
  5. Step 5: Solve for x
    x = 121,010,893.54/10,997.04
  6. Step 6: Final answer
    x = 11,003.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.