Home / 8,997.28-13,497.84-3,154.24

Finding the Fourth Proportional to 8,997.28, 13,497.84 and 3,154.24

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Solution

The fourth proportional to 8,997.28, 13,497.84 and 3,154.24 is: 4,732.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,997.28 : 13,497.84 = 3,154.24 : x
  2. Step 2: Convert to fraction form
    8,997.28/13,497.84 = 3,154.24/x
  3. Step 3: Cross multiply
    8,997.28x = 13,497.84 × 3,154.24
  4. Step 4: Simplify right side
    8,997.28x = 42,575,426.84
  5. Step 5: Solve for x
    x = 42,575,426.84/8,997.28
  6. Step 6: Final answer
    x = 4,732.03

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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.