Home / 8,451.18-12,673.53-2,903.49

Finding the Fourth Proportional to 8,451.18, 12,673.53 and 2,903.49

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Solution

The fourth proportional to 8,451.18, 12,673.53 and 2,903.49 is: 4,354.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,451.18 : 12,673.53 = 2,903.49 : x
  2. Step 2: Convert to fraction form
    8,451.18/12,673.53 = 2,903.49/x
  3. Step 3: Cross multiply
    8,451.18x = 12,673.53 × 2,903.49
  4. Step 4: Simplify right side
    8,451.18x = 36,797,467.62
  5. Step 5: Solve for x
    x = 36,797,467.62/8,451.18
  6. Step 6: Final answer
    x = 4,354.12

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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.