Home / 8,860.28-12,226.73-4,881.30

Finding the Fourth Proportional to 8,860.28, 12,226.73 and 4,881.30

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Solution

The fourth proportional to 8,860.28, 12,226.73 and 4,881.30 is: 6,735.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,860.28 : 12,226.73 = 4,881.30 : x
  2. Step 2: Convert to fraction form
    8,860.28/12,226.73 = 4,881.30/x
  3. Step 3: Cross multiply
    8,860.28x = 12,226.73 × 4,881.30
  4. Step 4: Simplify right side
    8,860.28x = 59,682,337.15
  5. Step 5: Solve for x
    x = 59,682,337.15/8,860.28
  6. Step 6: Final answer
    x = 6,735.94

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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.