Home / 1,765.37-2,637.90-1,346.60

Finding the Fourth Proportional to 1,765.37, 2,637.90 and 1,346.60

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Solution

The fourth proportional to 1,765.37, 2,637.90 and 1,346.60 is: 2,012.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,765.37 : 2,637.90 = 1,346.60 : x
  2. Step 2: Convert to fraction form
    1,765.37/2,637.90 = 1,346.60/x
  3. Step 3: Cross multiply
    1,765.37x = 2,637.90 × 1,346.60
  4. Step 4: Simplify right side
    1,765.37x = 3,552,202.73
  5. Step 5: Solve for x
    x = 3,552,202.73/1,765.37
  6. Step 6: Final answer
    x = 2,012.15

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.