Home / 9,234.91-13,872.87-5,727.51

Finding the Fourth Proportional to 9,234.91, 13,872.87 and 5,727.51

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Solution

The fourth proportional to 9,234.91, 13,872.87 and 5,727.51 is: 8,603.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,234.91 : 13,872.87 = 5,727.51 : x
  2. Step 2: Convert to fraction form
    9,234.91/13,872.87 = 5,727.51/x
  3. Step 3: Cross multiply
    9,234.91x = 13,872.87 × 5,727.51
  4. Step 4: Simplify right side
    9,234.91x = 79,457,001.65
  5. Step 5: Solve for x
    x = 79,457,001.65/9,234.91
  6. Step 6: Final answer
    x = 8,603.98

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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.