Home / 2,930.52-4,044.56-1,811.24

Finding the Fourth Proportional to 2,930.52, 4,044.56 and 1,811.24

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Solution

The fourth proportional to 2,930.52, 4,044.56 and 1,811.24 is: 2,499.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,930.52 : 4,044.56 = 1,811.24 : x
  2. Step 2: Convert to fraction form
    2,930.52/4,044.56 = 1,811.24/x
  3. Step 3: Cross multiply
    2,930.52x = 4,044.56 × 1,811.24
  4. Step 4: Simplify right side
    2,930.52x = 7,325,639.58
  5. Step 5: Solve for x
    x = 7,325,639.58/2,930.52
  6. Step 6: Final answer
    x = 2,499.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.