Home / 7,579.09-11,368.64-2,650.14

Finding the Fourth Proportional to 7,579.09, 11,368.64 and 2,650.14

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Solution

The fourth proportional to 7,579.09, 11,368.64 and 2,650.14 is: 3,975.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,579.09 : 11,368.64 = 2,650.14 : x
  2. Step 2: Convert to fraction form
    7,579.09/11,368.64 = 2,650.14/x
  3. Step 3: Cross multiply
    7,579.09x = 11,368.64 × 2,650.14
  4. Step 4: Simplify right side
    7,579.09x = 30,128,487.61
  5. Step 5: Solve for x
    x = 30,128,487.61/7,579.09
  6. Step 6: Final answer
    x = 3,975.21

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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.