Home / 8,969.06-13,449.60-3,771.26

Finding the Fourth Proportional to 8,969.06, 13,449.60 and 3,771.26

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Solution

The fourth proportional to 8,969.06, 13,449.60 and 3,771.26 is: 5,655.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,969.06 : 13,449.60 = 3,771.26 : x
  2. Step 2: Convert to fraction form
    8,969.06/13,449.60 = 3,771.26/x
  3. Step 3: Cross multiply
    8,969.06x = 13,449.60 × 3,771.26
  4. Step 4: Simplify right side
    8,969.06x = 50,721,938.50
  5. Step 5: Solve for x
    x = 50,721,938.50/8,969.06
  6. Step 6: Final answer
    x = 5,655.21

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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.