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Finding the Fourth Proportional to 3,445.83, 5,169.46 and 1,801.93

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Solution

The fourth proportional to 3,445.83, 5,169.46 and 1,801.93 is: 2,703.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,445.83 : 5,169.46 = 1,801.93 : x
  2. Step 2: Convert to fraction form
    3,445.83/5,169.46 = 1,801.93/x
  3. Step 3: Cross multiply
    3,445.83x = 5,169.46 × 1,801.93
  4. Step 4: Simplify right side
    3,445.83x = 9,315,005.06
  5. Step 5: Solve for x
    x = 9,315,005.06/3,445.83
  6. Step 6: Final answer
    x = 2,703.27

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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.