Home / 2,852.66-3,937.68-1,674.11

Finding the Fourth Proportional to 2,852.66, 3,937.68 and 1,674.11

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Solution

The fourth proportional to 2,852.66, 3,937.68 and 1,674.11 is: 2,310.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,852.66 : 3,937.68 = 1,674.11 : x
  2. Step 2: Convert to fraction form
    2,852.66/3,937.68 = 1,674.11/x
  3. Step 3: Cross multiply
    2,852.66x = 3,937.68 × 1,674.11
  4. Step 4: Simplify right side
    2,852.66x = 6,592,119.31
  5. Step 5: Solve for x
    x = 6,592,119.31/2,852.66
  6. Step 6: Final answer
    x = 2,310.87

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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.