Home / 1,529.15-2,288.52-1,180.58

Finding the Fourth Proportional to 1,529.15, 2,288.52 and 1,180.58

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Solution

The fourth proportional to 1,529.15, 2,288.52 and 1,180.58 is: 1,766.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,529.15 : 2,288.52 = 1,180.58 : x
  2. Step 2: Convert to fraction form
    1,529.15/2,288.52 = 1,180.58/x
  3. Step 3: Cross multiply
    1,529.15x = 2,288.52 × 1,180.58
  4. Step 4: Simplify right side
    1,529.15x = 2,701,769.50
  5. Step 5: Solve for x
    x = 2,701,769.50/1,529.15
  6. Step 6: Final answer
    x = 1,766.85

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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.