Home / 2,783.04-3,841.92-1,736.64

Finding the Fourth Proportional to 2,783.04, 3,841.92 and 1,736.64

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Solution

The fourth proportional to 2,783.04, 3,841.92 and 1,736.64 is: 2,397.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,783.04 : 3,841.92 = 1,736.64 : x
  2. Step 2: Convert to fraction form
    2,783.04/3,841.92 = 1,736.64/x
  3. Step 3: Cross multiply
    2,783.04x = 3,841.92 × 1,736.64
  4. Step 4: Simplify right side
    2,783.04x = 6,672,031.95
  5. Step 5: Solve for x
    x = 6,672,031.95/2,783.04
  6. Step 6: Final answer
    x = 2,397.39

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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.