Home / 1,932.23-2,898.35-1,055.61

Finding the Fourth Proportional to 1,932.23, 2,898.35 and 1,055.61

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Solution

The fourth proportional to 1,932.23, 2,898.35 and 1,055.61 is: 1,583.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,932.23 : 2,898.35 = 1,055.61 : x
  2. Step 2: Convert to fraction form
    1,932.23/2,898.35 = 1,055.61/x
  3. Step 3: Cross multiply
    1,932.23x = 2,898.35 × 1,055.61
  4. Step 4: Simplify right side
    1,932.23x = 3,059,527.24
  5. Step 5: Solve for x
    x = 3,059,527.24/1,932.23
  6. Step 6: Final answer
    x = 1,583.42

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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.