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Finding the Fourth Proportional to 6,308.76, 9,457.64 and 2,608.68

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Solution

The fourth proportional to 6,308.76, 9,457.64 and 2,608.68 is: 3,910.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,308.76 : 9,457.64 = 2,608.68 : x
  2. Step 2: Convert to fraction form
    6,308.76/9,457.64 = 2,608.68/x
  3. Step 3: Cross multiply
    6,308.76x = 9,457.64 × 2,608.68
  4. Step 4: Simplify right side
    6,308.76x = 24,671,956.32
  5. Step 5: Solve for x
    x = 24,671,956.32/6,308.76
  6. Step 6: Final answer
    x = 3,910.75

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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.