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Finding the Fourth Proportional to 3,505.76, 4,834.68 and 2,325.68

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Solution

The fourth proportional to 3,505.76, 4,834.68 and 2,325.68 is: 3,207.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,505.76 : 4,834.68 = 2,325.68 : x
  2. Step 2: Convert to fraction form
    3,505.76/4,834.68 = 2,325.68/x
  3. Step 3: Cross multiply
    3,505.76x = 4,834.68 × 2,325.68
  4. Step 4: Simplify right side
    3,505.76x = 11,243,918.58
  5. Step 5: Solve for x
    x = 11,243,918.58/3,505.76
  6. Step 6: Final answer
    x = 3,207.27

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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.