Home / 6,529.56-9,789.33-3,240.10

Finding the Fourth Proportional to 6,529.56, 9,789.33 and 3,240.10

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Solution

The fourth proportional to 6,529.56, 9,789.33 and 3,240.10 is: 4,857.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,529.56 : 9,789.33 = 3,240.10 : x
  2. Step 2: Convert to fraction form
    6,529.56/9,789.33 = 3,240.10/x
  3. Step 3: Cross multiply
    6,529.56x = 9,789.33 × 3,240.10
  4. Step 4: Simplify right side
    6,529.56x = 31,718,423.41
  5. Step 5: Solve for x
    x = 31,718,423.41/6,529.56
  6. Step 6: Final answer
    x = 4,857.66

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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.