Home / 2,920.43-4,023.38-2,034.69

Finding the Fourth Proportional to 2,920.43, 4,023.38 and 2,034.69

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Solution

The fourth proportional to 2,920.43, 4,023.38 and 2,034.69 is: 2,803.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,920.43 : 4,023.38 = 2,034.69 : x
  2. Step 2: Convert to fraction form
    2,920.43/4,023.38 = 2,034.69/x
  3. Step 3: Cross multiply
    2,920.43x = 4,023.38 × 2,034.69
  4. Step 4: Simplify right side
    2,920.43x = 8,186,320.88
  5. Step 5: Solve for x
    x = 8,186,320.88/2,920.43
  6. Step 6: Final answer
    x = 2,803.13

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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.