Home / 8,782.26-13,173.30-2,208.30

Finding the Fourth Proportional to 8,782.26, 13,173.30 and 2,208.30

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Solution

The fourth proportional to 8,782.26, 13,173.30 and 2,208.30 is: 3,312.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,782.26 : 13,173.30 = 2,208.30 : x
  2. Step 2: Convert to fraction form
    8,782.26/13,173.30 = 2,208.30/x
  3. Step 3: Cross multiply
    8,782.26x = 13,173.30 × 2,208.30
  4. Step 4: Simplify right side
    8,782.26x = 29,090,598.39
  5. Step 5: Solve for x
    x = 29,090,598.39/8,782.26
  6. Step 6: Final answer
    x = 3,312.43

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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.