Home / 1,925.24-2,890.58-1,195.72

Finding the Fourth Proportional to 1,925.24, 2,890.58 and 1,195.72

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Solution

The fourth proportional to 1,925.24, 2,890.58 and 1,195.72 is: 1,795.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,925.24 : 2,890.58 = 1,195.72 : x
  2. Step 2: Convert to fraction form
    1,925.24/2,890.58 = 1,195.72/x
  3. Step 3: Cross multiply
    1,925.24x = 2,890.58 × 1,195.72
  4. Step 4: Simplify right side
    1,925.24x = 3,456,324.32
  5. Step 5: Solve for x
    x = 3,456,324.32/1,925.24
  6. Step 6: Final answer
    x = 1,795.27

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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.