Home / 8,812.55-13,216.77-2,571.24

Finding the Fourth Proportional to 8,812.55, 13,216.77 and 2,571.24

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Solution

The fourth proportional to 8,812.55, 13,216.77 and 2,571.24 is: 3,856.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,812.55 : 13,216.77 = 2,571.24 : x
  2. Step 2: Convert to fraction form
    8,812.55/13,216.77 = 2,571.24/x
  3. Step 3: Cross multiply
    8,812.55x = 13,216.77 × 2,571.24
  4. Step 4: Simplify right side
    8,812.55x = 33,983,537.26
  5. Step 5: Solve for x
    x = 33,983,537.26/8,812.55
  6. Step 6: Final answer
    x = 3,856.27

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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.