Home / 2,934.32-4,049.40-2,003.12

Finding the Fourth Proportional to 2,934.32, 4,049.40 and 2,003.12

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Solution

The fourth proportional to 2,934.32, 4,049.40 and 2,003.12 is: 2,764.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,934.32 : 4,049.40 = 2,003.12 : x
  2. Step 2: Convert to fraction form
    2,934.32/4,049.40 = 2,003.12/x
  3. Step 3: Cross multiply
    2,934.32x = 4,049.40 × 2,003.12
  4. Step 4: Simplify right side
    2,934.32x = 8,111,434.13
  5. Step 5: Solve for x
    x = 8,111,434.13/2,934.32
  6. Step 6: Final answer
    x = 2,764.33

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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.