Home / 3,735.21-5,605.10-1,656.20

Finding the Fourth Proportional to 3,735.21, 5,605.10 and 1,656.20

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Solution

The fourth proportional to 3,735.21, 5,605.10 and 1,656.20 is: 2,485.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,735.21 : 5,605.10 = 1,656.20 : x
  2. Step 2: Convert to fraction form
    3,735.21/5,605.10 = 1,656.20/x
  3. Step 3: Cross multiply
    3,735.21x = 5,605.10 × 1,656.20
  4. Step 4: Simplify right side
    3,735.21x = 9,283,147.03
  5. Step 5: Solve for x
    x = 9,283,147.03/3,735.21
  6. Step 6: Final answer
    x = 2,485.31

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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.