Home / 3,445.09-5,167.65-1,365.59

Finding the Fourth Proportional to 3,445.09, 5,167.65 and 1,365.59

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Solution

The fourth proportional to 3,445.09, 5,167.65 and 1,365.59 is: 2,048.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,445.09 : 5,167.65 = 1,365.59 : x
  2. Step 2: Convert to fraction form
    3,445.09/5,167.65 = 1,365.59/x
  3. Step 3: Cross multiply
    3,445.09x = 5,167.65 × 1,365.59
  4. Step 4: Simplify right side
    3,445.09x = 7,056,891.16
  5. Step 5: Solve for x
    x = 7,056,891.16/3,445.09
  6. Step 6: Final answer
    x = 2,048.39

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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.