Home / 1,180.58-1,769.51-1,043.90

Finding the Fourth Proportional to 1,180.58, 1,769.51 and 1,043.90

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Solution

The fourth proportional to 1,180.58, 1,769.51 and 1,043.90 is: 1,564.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,180.58 : 1,769.51 = 1,043.90 : x
  2. Step 2: Convert to fraction form
    1,180.58/1,769.51 = 1,043.90/x
  3. Step 3: Cross multiply
    1,180.58x = 1,769.51 × 1,043.90
  4. Step 4: Simplify right side
    1,180.58x = 1,847,177.42
  5. Step 5: Solve for x
    x = 1,847,177.42/1,180.58
  6. Step 6: Final answer
    x = 1,564.63

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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.