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Finding the Fourth Proportional to 3,253.03, 4,879.68 and 944.53

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Solution

The fourth proportional to 3,253.03, 4,879.68 and 944.53 is: 1,416.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,253.03 : 4,879.68 = 944.53 : x
  2. Step 2: Convert to fraction form
    3,253.03/4,879.68 = 944.53/x
  3. Step 3: Cross multiply
    3,253.03x = 4,879.68 × 944.53
  4. Step 4: Simplify right side
    3,253.03x = 4,609,012.02
  5. Step 5: Solve for x
    x = 4,609,012.02/3,253.03
  6. Step 6: Final answer
    x = 1,416.84

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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.