Home / 5,288.43-7,298.24-2,930.64

Finding the Fourth Proportional to 5,288.43, 7,298.24 and 2,930.64

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Solution

The fourth proportional to 5,288.43, 7,298.24 and 2,930.64 is: 4,044.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,288.43 : 7,298.24 = 2,930.64 : x
  2. Step 2: Convert to fraction form
    5,288.43/7,298.24 = 2,930.64/x
  3. Step 3: Cross multiply
    5,288.43x = 7,298.24 × 2,930.64
  4. Step 4: Simplify right side
    5,288.43x = 21,388,514.07
  5. Step 5: Solve for x
    x = 21,388,514.07/5,288.43
  6. Step 6: Final answer
    x = 4,044.40

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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.