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Finding the Fourth Proportional to 3,465.62, 4,779.25 and 2,268.82

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Solution

The fourth proportional to 3,465.62, 4,779.25 and 2,268.82 is: 3,128.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,465.62 : 4,779.25 = 2,268.82 : x
  2. Step 2: Convert to fraction form
    3,465.62/4,779.25 = 2,268.82/x
  3. Step 3: Cross multiply
    3,465.62x = 4,779.25 × 2,268.82
  4. Step 4: Simplify right side
    3,465.62x = 10,843,257.99
  5. Step 5: Solve for x
    x = 10,843,257.99/3,465.62
  6. Step 6: Final answer
    x = 3,128.81

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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.