Home / 1,765.02-2,436.69-1,167.54

Finding the Fourth Proportional to 1,765.02, 2,436.69 and 1,167.54

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Solution

The fourth proportional to 1,765.02, 2,436.69 and 1,167.54 is: 1,611.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,765.02 : 2,436.69 = 1,167.54 : x
  2. Step 2: Convert to fraction form
    1,765.02/2,436.69 = 1,167.54/x
  3. Step 3: Cross multiply
    1,765.02x = 2,436.69 × 1,167.54
  4. Step 4: Simplify right side
    1,765.02x = 2,844,933.04
  5. Step 5: Solve for x
    x = 2,844,933.04/1,765.02
  6. Step 6: Final answer
    x = 1,611.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.