Home / 4,738.32-6,536.97-3,145.74

Finding the Fourth Proportional to 4,738.32, 6,536.97 and 3,145.74

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Solution

The fourth proportional to 4,738.32, 6,536.97 and 3,145.74 is: 4,339.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,738.32 : 6,536.97 = 3,145.74 : x
  2. Step 2: Convert to fraction form
    4,738.32/6,536.97 = 3,145.74/x
  3. Step 3: Cross multiply
    4,738.32x = 6,536.97 × 3,145.74
  4. Step 4: Simplify right side
    4,738.32x = 20,563,608.01
  5. Step 5: Solve for x
    x = 20,563,608.01/4,738.32
  6. Step 6: Final answer
    x = 4,339.85

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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.