Home / 8,295.09-12,441.42-3,099.75

Finding the Fourth Proportional to 8,295.09, 12,441.42 and 3,099.75

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Solution

The fourth proportional to 8,295.09, 12,441.42 and 3,099.75 is: 4,649.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,295.09 : 12,441.42 = 3,099.75 : x
  2. Step 2: Convert to fraction form
    8,295.09/12,441.42 = 3,099.75/x
  3. Step 3: Cross multiply
    8,295.09x = 12,441.42 × 3,099.75
  4. Step 4: Simplify right side
    8,295.09x = 38,565,291.65
  5. Step 5: Solve for x
    x = 38,565,291.65/8,295.09
  6. Step 6: Final answer
    x = 4,649.17

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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.