Home / 3,605.50-5,398.53-2,043.21

Finding the Fourth Proportional to 3,605.50, 5,398.53 and 2,043.21

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Solution

The fourth proportional to 3,605.50, 5,398.53 and 2,043.21 is: 3,059.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,605.50 : 5,398.53 = 2,043.21 : x
  2. Step 2: Convert to fraction form
    3,605.50/5,398.53 = 2,043.21/x
  3. Step 3: Cross multiply
    3,605.50x = 5,398.53 × 2,043.21
  4. Step 4: Simplify right side
    3,605.50x = 11,030,330.48
  5. Step 5: Solve for x
    x = 11,030,330.48/3,605.50
  6. Step 6: Final answer
    x = 3,059.31

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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.