Home / 1,559.34-2,329.95-1,181.62

Finding the Fourth Proportional to 1,559.34, 2,329.95 and 1,181.62

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Solution

The fourth proportional to 1,559.34, 2,329.95 and 1,181.62 is: 1,765.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,559.34 : 2,329.95 = 1,181.62 : x
  2. Step 2: Convert to fraction form
    1,559.34/2,329.95 = 1,181.62/x
  3. Step 3: Cross multiply
    1,559.34x = 2,329.95 × 1,181.62
  4. Step 4: Simplify right side
    1,559.34x = 2,753,115.52
  5. Step 5: Solve for x
    x = 2,753,115.52/1,559.34
  6. Step 6: Final answer
    x = 1,765.56

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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.