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Finding the Fourth Proportional to 5,774.60, 7,968.84 and 3,256.67

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Solution

The fourth proportional to 5,774.60, 7,968.84 and 3,256.67 is: 4,494.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,774.60 : 7,968.84 = 3,256.67 : x
  2. Step 2: Convert to fraction form
    5,774.60/7,968.84 = 3,256.67/x
  3. Step 3: Cross multiply
    5,774.60x = 7,968.84 × 3,256.67
  4. Step 4: Simplify right side
    5,774.60x = 25,951,882.16
  5. Step 5: Solve for x
    x = 25,951,882.16/5,774.60
  6. Step 6: Final answer
    x = 4,494.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.