Home / 2,930.14-4,036.68-2,044.36

Finding the Fourth Proportional to 2,930.14, 4,036.68 and 2,044.36

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Solution

The fourth proportional to 2,930.14, 4,036.68 and 2,044.36 is: 2,816.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,930.14 : 4,036.68 = 2,044.36 : x
  2. Step 2: Convert to fraction form
    2,930.14/4,036.68 = 2,044.36/x
  3. Step 3: Cross multiply
    2,930.14x = 4,036.68 × 2,044.36
  4. Step 4: Simplify right side
    2,930.14x = 8,252,427.12
  5. Step 5: Solve for x
    x = 8,252,427.12/2,930.14
  6. Step 6: Final answer
    x = 2,816.39

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1.5x scale

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.