Home / 9,164.10-13,743.45-3,615.60

Finding the Fourth Proportional to 9,164.10, 13,743.45 and 3,615.60

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Solution

The fourth proportional to 9,164.10, 13,743.45 and 3,615.60 is: 5,422.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,164.10 : 13,743.45 = 3,615.60 : x
  2. Step 2: Convert to fraction form
    9,164.10/13,743.45 = 3,615.60/x
  3. Step 3: Cross multiply
    9,164.10x = 13,743.45 × 3,615.60
  4. Step 4: Simplify right side
    9,164.10x = 49,690,817.82
  5. Step 5: Solve for x
    x = 49,690,817.82/9,164.10
  6. Step 6: Final answer
    x = 5,422.33

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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.