Home / 3,674.38-5,070.50-1,995.75

Finding the Fourth Proportional to 3,674.38, 5,070.50 and 1,995.75

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Solution

The fourth proportional to 3,674.38, 5,070.50 and 1,995.75 is: 2,754.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,674.38 : 5,070.50 = 1,995.75 : x
  2. Step 2: Convert to fraction form
    3,674.38/5,070.50 = 1,995.75/x
  3. Step 3: Cross multiply
    3,674.38x = 5,070.50 × 1,995.75
  4. Step 4: Simplify right side
    3,674.38x = 10,119,440.40
  5. Step 5: Solve for x
    x = 10,119,440.40/3,674.38
  6. Step 6: Final answer
    x = 2,754.06

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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.