Home / 11,133.14-16,685.24-8,337.87

Finding the Fourth Proportional to 11,133.14, 16,685.24 and 8,337.87

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Solution

The fourth proportional to 11,133.14, 16,685.24 and 8,337.87 is: 12,495.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,133.14 : 16,685.24 = 8,337.87 : x
  2. Step 2: Convert to fraction form
    11,133.14/16,685.24 = 8,337.87/x
  3. Step 3: Cross multiply
    11,133.14x = 16,685.24 × 8,337.87
  4. Step 4: Simplify right side
    11,133.14x = 139,119,320.35
  5. Step 5: Solve for x
    x = 139,119,320.35/11,133.14
  6. Step 6: Final answer
    x = 12,495.97

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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.