Home / 2,783.17-3,841.25-1,604.92

Finding the Fourth Proportional to 2,783.17, 3,841.25 and 1,604.92

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Solution

The fourth proportional to 2,783.17, 3,841.25 and 1,604.92 is: 2,215.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,783.17 : 3,841.25 = 1,604.92 : x
  2. Step 2: Convert to fraction form
    2,783.17/3,841.25 = 1,604.92/x
  3. Step 3: Cross multiply
    2,783.17x = 3,841.25 × 1,604.92
  4. Step 4: Simplify right side
    2,783.17x = 6,164,898.95
  5. Step 5: Solve for x
    x = 6,164,898.95/2,783.17
  6. Step 6: Final answer
    x = 2,215.06

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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.