Home / 2,928.32-4,034.30-2,042.58

Finding the Fourth Proportional to 2,928.32, 4,034.30 and 2,042.58

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Solution

The fourth proportional to 2,928.32, 4,034.30 and 2,042.58 is: 2,814.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,928.32 : 4,034.30 = 2,042.58 : x
  2. Step 2: Convert to fraction form
    2,928.32/4,034.30 = 2,042.58/x
  3. Step 3: Cross multiply
    2,928.32x = 4,034.30 × 2,042.58
  4. Step 4: Simplify right side
    2,928.32x = 8,240,370.28
  5. Step 5: Solve for x
    x = 8,240,370.28/2,928.32
  6. Step 6: Final answer
    x = 2,814.03

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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.