Home / 8,327.85-12,491.79-2,484.33

Finding the Fourth Proportional to 8,327.85, 12,491.79 and 2,484.33

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Solution

The fourth proportional to 8,327.85, 12,491.79 and 2,484.33 is: 3,726.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,327.85 : 12,491.79 = 2,484.33 : x
  2. Step 2: Convert to fraction form
    8,327.85/12,491.79 = 2,484.33/x
  3. Step 3: Cross multiply
    8,327.85x = 12,491.79 × 2,484.33
  4. Step 4: Simplify right side
    8,327.85x = 31,033,728.65
  5. Step 5: Solve for x
    x = 31,033,728.65/8,327.85
  6. Step 6: Final answer
    x = 3,726.50

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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.