Home / 1,770.34-2,655.51-1,193.62

Finding the Fourth Proportional to 1,770.34, 2,655.51 and 1,193.62

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Solution

The fourth proportional to 1,770.34, 2,655.51 and 1,193.62 is: 1,790.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,770.34 : 2,655.51 = 1,193.62 : x
  2. Step 2: Convert to fraction form
    1,770.34/2,655.51 = 1,193.62/x
  3. Step 3: Cross multiply
    1,770.34x = 2,655.51 × 1,193.62
  4. Step 4: Simplify right side
    1,770.34x = 3,169,669.85
  5. Step 5: Solve for x
    x = 3,169,669.85/1,770.34
  6. Step 6: Final answer
    x = 1,790.43

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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.