Home / 9,112.66-13,668.99-2,539.02

Finding the Fourth Proportional to 9,112.66, 13,668.99 and 2,539.02

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Solution

The fourth proportional to 9,112.66, 13,668.99 and 2,539.02 is: 3,808.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,112.66 : 13,668.99 = 2,539.02 : x
  2. Step 2: Convert to fraction form
    9,112.66/13,668.99 = 2,539.02/x
  3. Step 3: Cross multiply
    9,112.66x = 13,668.99 × 2,539.02
  4. Step 4: Simplify right side
    9,112.66x = 34,705,838.99
  5. Step 5: Solve for x
    x = 34,705,838.99/9,112.66
  6. Step 6: Final answer
    x = 3,808.53

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Similar ratio
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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.