Home / 8,298.36-12,447.58-2,455.02

Finding the Fourth Proportional to 8,298.36, 12,447.58 and 2,455.02

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Solution

The fourth proportional to 8,298.36, 12,447.58 and 2,455.02 is: 3,682.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,298.36 : 12,447.58 = 2,455.02 : x
  2. Step 2: Convert to fraction form
    8,298.36/12,447.58 = 2,455.02/x
  3. Step 3: Cross multiply
    8,298.36x = 12,447.58 × 2,455.02
  4. Step 4: Simplify right side
    8,298.36x = 30,559,057.85
  5. Step 5: Solve for x
    x = 30,559,057.85/8,298.36
  6. Step 6: Final answer
    x = 3,682.54

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Similar ratio
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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.