Home / 1,890.59-2,835.74-1,195.24

Finding the Fourth Proportional to 1,890.59, 2,835.74 and 1,195.24

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Solution

The fourth proportional to 1,890.59, 2,835.74 and 1,195.24 is: 1,792.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,890.59 : 2,835.74 = 1,195.24 : x
  2. Step 2: Convert to fraction form
    1,890.59/2,835.74 = 1,195.24/x
  3. Step 3: Cross multiply
    1,890.59x = 2,835.74 × 1,195.24
  4. Step 4: Simplify right side
    1,890.59x = 3,389,376.81
  5. Step 5: Solve for x
    x = 3,389,376.81/1,890.59
  6. Step 6: Final answer
    x = 1,792.76

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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.