Home / 10,997.90-16,464.45-7,304.30

Finding the Fourth Proportional to 10,997.90, 16,464.45 and 7,304.30

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Solution

The fourth proportional to 10,997.90, 16,464.45 and 7,304.30 is: 10,934.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,997.90 : 16,464.45 = 7,304.30 : x
  2. Step 2: Convert to fraction form
    10,997.90/16,464.45 = 7,304.30/x
  3. Step 3: Cross multiply
    10,997.90x = 16,464.45 × 7,304.30
  4. Step 4: Simplify right side
    10,997.90x = 120,261,282.14
  5. Step 5: Solve for x
    x = 120,261,282.14/10,997.90
  6. Step 6: Final answer
    x = 10,934.93

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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.