Home / 3,743.60-5,610.84-2,648.28

Finding the Fourth Proportional to 3,743.60, 5,610.84 and 2,648.28

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Solution

The fourth proportional to 3,743.60, 5,610.84 and 2,648.28 is: 3,969.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,743.60 : 5,610.84 = 2,648.28 : x
  2. Step 2: Convert to fraction form
    3,743.60/5,610.84 = 2,648.28/x
  3. Step 3: Cross multiply
    3,743.60x = 5,610.84 × 2,648.28
  4. Step 4: Simplify right side
    3,743.60x = 14,859,075.36
  5. Step 5: Solve for x
    x = 14,859,075.36/3,743.60
  6. Step 6: Final answer
    x = 3,969.19

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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.