Home / 8,154.58-12,227.28-2,606.62

Finding the Fourth Proportional to 8,154.58, 12,227.28 and 2,606.62

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Solution

The fourth proportional to 8,154.58, 12,227.28 and 2,606.62 is: 3,908.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,154.58 : 12,227.28 = 2,606.62 : x
  2. Step 2: Convert to fraction form
    8,154.58/12,227.28 = 2,606.62/x
  3. Step 3: Cross multiply
    8,154.58x = 12,227.28 × 2,606.62
  4. Step 4: Simplify right side
    8,154.58x = 31,871,872.59
  5. Step 5: Solve for x
    x = 31,871,872.59/8,154.58
  6. Step 6: Final answer
    x = 3,908.46

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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.