Home / 8,415.33-12,624.21-2,571.18

Finding the Fourth Proportional to 8,415.33, 12,624.21 and 2,571.18

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Solution

The fourth proportional to 8,415.33, 12,624.21 and 2,571.18 is: 3,857.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,415.33 : 12,624.21 = 2,571.18 : x
  2. Step 2: Convert to fraction form
    8,415.33/12,624.21 = 2,571.18/x
  3. Step 3: Cross multiply
    8,415.33x = 12,624.21 × 2,571.18
  4. Step 4: Simplify right side
    8,415.33x = 32,459,116.27
  5. Step 5: Solve for x
    x = 32,459,116.27/8,415.33
  6. Step 6: Final answer
    x = 3,857.14

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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.