Home / 11,834.74-16,331.85-6,529.78

Finding the Fourth Proportional to 11,834.74, 16,331.85 and 6,529.78

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Solution

The fourth proportional to 11,834.74, 16,331.85 and 6,529.78 is: 9,011.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,834.74 : 16,331.85 = 6,529.78 : x
  2. Step 2: Convert to fraction form
    11,834.74/16,331.85 = 6,529.78/x
  3. Step 3: Cross multiply
    11,834.74x = 16,331.85 × 6,529.78
  4. Step 4: Simplify right side
    11,834.74x = 106,643,387.49
  5. Step 5: Solve for x
    x = 106,643,387.49/11,834.74
  6. Step 6: Final answer
    x = 9,011.05

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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.