Home / 1,765.80-2,435.94-1,176.52

Finding the Fourth Proportional to 1,765.80, 2,435.94 and 1,176.52

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Solution

The fourth proportional to 1,765.80, 2,435.94 and 1,176.52 is: 1,623.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,765.80 : 2,435.94 = 1,176.52 : x
  2. Step 2: Convert to fraction form
    1,765.80/2,435.94 = 1,176.52/x
  3. Step 3: Cross multiply
    1,765.80x = 2,435.94 × 1,176.52
  4. Step 4: Simplify right side
    1,765.80x = 2,865,932.13
  5. Step 5: Solve for x
    x = 2,865,932.13/1,765.80
  6. Step 6: Final answer
    x = 1,623.02

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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.