Home / 7,580.74-11,371.11-2,960.50

Finding the Fourth Proportional to 7,580.74, 11,371.11 and 2,960.50

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Solution

The fourth proportional to 7,580.74, 11,371.11 and 2,960.50 is: 4,440.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,580.74 : 11,371.11 = 2,960.50 : x
  2. Step 2: Convert to fraction form
    7,580.74/11,371.11 = 2,960.50/x
  3. Step 3: Cross multiply
    7,580.74x = 11,371.11 × 2,960.50
  4. Step 4: Simplify right side
    7,580.74x = 33,664,171.16
  5. Step 5: Solve for x
    x = 33,664,171.16/7,580.74
  6. Step 6: Final answer
    x = 4,440.75

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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.