Home / 4,940.32-6,814-3,365.68

Finding the Fourth Proportional to 4,940.32, 6,814 and 3,365.68

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Solution

The fourth proportional to 4,940.32, 6,814 and 3,365.68 is: 4,642.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,940.32 : 6,814 = 3,365.68 : x
  2. Step 2: Convert to fraction form
    4,940.32/6,814 = 3,365.68/x
  3. Step 3: Cross multiply
    4,940.32x = 6,814 × 3,365.68
  4. Step 4: Simplify right side
    4,940.32x = 22,933,743.52
  5. Step 5: Solve for x
    x = 22,933,743.52/4,940.32
  6. Step 6: Final answer
    x = 4,642.16

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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.