Home / 4,265.26-6,385.43-3,445.13

Finding the Fourth Proportional to 4,265.26, 6,385.43 and 3,445.13

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Solution

The fourth proportional to 4,265.26, 6,385.43 and 3,445.13 is: 5,157.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,265.26 : 6,385.43 = 3,445.13 : x
  2. Step 2: Convert to fraction form
    4,265.26/6,385.43 = 3,445.13/x
  3. Step 3: Cross multiply
    4,265.26x = 6,385.43 × 3,445.13
  4. Step 4: Simplify right side
    4,265.26x = 21,998,661.03
  5. Step 5: Solve for x
    x = 21,998,661.03/4,265.26
  6. Step 6: Final answer
    x = 5,157.64

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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.