Home / 8,741.48-13,109.42-2,896.84

Finding the Fourth Proportional to 8,741.48, 13,109.42 and 2,896.84

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Solution

The fourth proportional to 8,741.48, 13,109.42 and 2,896.84 is: 4,344.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,741.48 : 13,109.42 = 2,896.84 : x
  2. Step 2: Convert to fraction form
    8,741.48/13,109.42 = 2,896.84/x
  3. Step 3: Cross multiply
    8,741.48x = 13,109.42 × 2,896.84
  4. Step 4: Simplify right side
    8,741.48x = 37,975,892.23
  5. Step 5: Solve for x
    x = 37,975,892.23/8,741.48
  6. Step 6: Final answer
    x = 4,344.33

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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.